﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>QT8 - MICHCON NATURAL GAS SWING FUTURE</Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 2016</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z16</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2017</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z17</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2018</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z18</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2019</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z19</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2020</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z20</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2021</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z21</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2022</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z22</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2023</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z23</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2024</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z24</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2025</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z25</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2026</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z26</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2027</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z27</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2028</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z28</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2029</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z29</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2030</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z30</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2031</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z31</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2032</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z32</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2033</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z33</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2034</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z34</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2035</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z35</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2036</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z36</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2037</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z37</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2038</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z38</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2039</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z39</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2040</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z40</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2041</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z41</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2042</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z42</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2043</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z43</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2043</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2044</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z44</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2044</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2045</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z45</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2045</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2046</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z46</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2047</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z47</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2048</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z48</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2049</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z49</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2050</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QT8F50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JAN 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8G50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE FEB 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8H50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAR 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8J50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE APR 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8K50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE MAY 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8M50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUN 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8N50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE JUL 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Q50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE AUG 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8U50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE SEP 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8V50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE OCT 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8X50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE NOV 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QT8Z50</Name>
          <Description>MICHCON NATURAL GAS SWING FUTURE DEC 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>