﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>UKE - UK NBP NATURAL GAS FUTURE</Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 2016</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF16</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG16</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH16</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ16</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK16</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM16</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN16</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ16</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU16</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV16</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX16</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2016</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ16</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF17</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG17</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH17</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ17</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK17</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM17</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN17</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ17</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU17</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV17</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX17</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2017</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ17</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF18</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG18</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH18</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ18</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK18</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM18</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN18</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ18</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU18</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV18</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX18</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2018</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ18</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF19</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG19</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH19</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ19</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK19</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM19</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN19</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ19</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU19</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV19</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX19</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2019</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ19</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF20</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG20</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH20</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ20</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK20</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM20</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN20</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ20</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU20</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV20</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX20</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2020</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ20</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF21</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG21</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH21</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ21</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK21</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM21</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN21</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ21</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU21</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV21</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX21</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2021</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ21</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF22</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG22</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH22</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ22</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK22</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM22</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN22</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ22</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU22</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV22</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX22</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2022</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ22</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF23</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG23</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH23</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ23</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK23</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM23</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN23</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ23</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU23</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV23</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX23</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2023</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ23</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF24</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG24</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH24</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ24</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK24</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM24</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN24</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ24</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU24</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV24</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX24</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2024</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ24</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF25</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG25</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH25</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ25</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK25</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM25</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN25</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ25</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU25</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV25</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX25</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2025</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ25</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF26</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG26</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH26</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ26</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK26</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM26</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN26</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ26</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU26</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV26</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX26</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2026</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ26</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF27</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG27</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH27</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ27</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK27</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM27</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN27</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ27</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU27</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV27</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX27</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2027</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ27</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF28</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG28</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH28</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ28</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK28</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM28</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN28</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ28</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU28</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV28</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX28</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ28</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2028</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2029</Name>
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        <PortfolioSymbol>
          <Name>UKEF29</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG29</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH29</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ29</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK29</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM29</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN29</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ29</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU29</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV29</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX29</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ29</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2029</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2030</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF30</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG30</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH30</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ30</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK30</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM30</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN30</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ30</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU30</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV30</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX30</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ30</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2030</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2031</Name>
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        <PortfolioSymbol>
          <Name>UKEF31</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG31</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH31</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ31</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2031</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK31</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM31</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN31</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2031</Description>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ31</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU31</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV31</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX31</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ31</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2031</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2032</Name>
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        <PortfolioSymbol>
          <Name>UKEF32</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG32</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH32</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ32</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2032</Description>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK32</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM32</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN32</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ32</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU32</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV32</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX32</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ32</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2032</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    <PortfolioCategory>
      <Name>Year 2033</Name>
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        <PortfolioSymbol>
          <Name>UKEF33</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG33</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH33</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ33</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2033</Description>
          <Decimals>3</Decimals>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK33</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM33</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN33</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ33</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU33</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV33</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX33</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ33</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2033</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2034</Name>
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        <PortfolioSymbol>
          <Name>UKEF34</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG34</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH34</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ34</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK34</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM34</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN34</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ34</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU34</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV34</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX34</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2034</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ34</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF35</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG35</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH35</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ35</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK35</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM35</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN35</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ35</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU35</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV35</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX35</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2035</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ35</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF36</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG36</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH36</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ36</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK36</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM36</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN36</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ36</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU36</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV36</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX36</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2036</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ36</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF37</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG37</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH37</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ37</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK37</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM37</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN37</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ37</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU37</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV37</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX37</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2037</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ37</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF38</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG38</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH38</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ38</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK38</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM38</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN38</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ38</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU38</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV38</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX38</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2038</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ38</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF39</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG39</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH39</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ39</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK39</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM39</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN39</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ39</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU39</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV39</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX39</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2039</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ39</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF40</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG40</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH40</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ40</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK40</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM40</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN40</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ40</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2040</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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          <Name>UKEU40</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2040</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV40</Name>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX40</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2040</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ40</Name>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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      <Name>Year 2041</Name>
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        <PortfolioSymbol>
          <Name>UKEF41</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG41</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2041</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH41</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2041</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ41</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2041</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK41</Name>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM41</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2041</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
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          <Description>UK NBP NATURAL GAS FUTURE JUL 2041</Description>
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        <PortfolioSymbol>
          <Name>UKEQ41</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2041</Description>
          <Decimals>3</Decimals>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU41</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV41</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2041</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX41</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ41</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2041</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2042</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF42</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG42</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH42</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2042</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ42</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2042</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK42</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2042</Description>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM42</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2042</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN42</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2042</Description>
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        <PortfolioSymbol>
          <Name>UKEQ42</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2042</Description>
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        <PortfolioSymbol>
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          <Name>UKEV42</Name>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
          <Name>UKEZ42</Name>
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        <PortfolioSymbol>
          <Name>UKEF43</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2043</Description>
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          <PipSize>2</PipSize>
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        <PortfolioSymbol>
          <Name>UKEG43</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2043</Description>
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        <PortfolioSymbol>
          <Name>UKEH43</Name>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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          <Description>UK NBP NATURAL GAS FUTURE JUN 2043</Description>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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      <Name>Year 2044</Name>
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        <PortfolioSymbol>
          <Name>UKEF44</Name>
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        <PortfolioSymbol>
          <Name>UKEG44</Name>
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        <PortfolioSymbol>
          <Name>UKEH44</Name>
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          <Name>UKEJ44</Name>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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          <Name>UKEV44</Name>
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        <PortfolioSymbol>
          <Name>UKEZ44</Name>
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          <Name>UKEF45</Name>
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        <PortfolioSymbol>
          <Name>UKEG45</Name>
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        <PortfolioSymbol>
          <Name>UKEH45</Name>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ45</Name>
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        <PortfolioSymbol>
          <Name>UKEK45</Name>
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        <PortfolioSymbol>
          <Name>UKEM45</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2045</Description>
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        <PortfolioSymbol>
          <Name>UKEN45</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2045</Description>
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          <Name>UKEQ45</Name>
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          <Name>UKEU45</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2045</Description>
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        <PortfolioSymbol>
          <Name>UKEV45</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2045</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX45</Name>
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          <Name>UKEZ45</Name>
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      <Name>Year 2046</Name>
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          <Name>UKEF46</Name>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG46</Name>
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        <PortfolioSymbol>
          <Name>UKEH46</Name>
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        <PortfolioSymbol>
          <Name>UKEJ46</Name>
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        <PortfolioSymbol>
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          <Description>UK NBP NATURAL GAS FUTURE MAY 2046</Description>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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          <Description>UK NBP NATURAL GAS FUTURE SEP 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV46</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX46</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ46</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2046</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2047</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF47</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG47</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH47</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ47</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK47</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM47</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN47</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ47</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU47</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV47</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX47</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ47</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2047</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2048</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF48</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEG48</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEH48</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEJ48</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK48</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM48</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN48</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ48</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEU48</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV48</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEX48</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ48</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2048</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2049</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>UKEF49</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG49</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH49</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ49</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEK49</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEM49</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEN49</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEQ49</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU49</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEV49</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX49</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2049</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEZ49</Name>
          <Description>UK NBP NATURAL GAS 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>UKEF50</Name>
          <Description>UK NBP NATURAL GAS FUTURE JAN 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEG50</Name>
          <Description>UK NBP NATURAL GAS FUTURE FEB 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEH50</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAR 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEJ50</Name>
          <Description>UK NBP NATURAL GAS FUTURE APR 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEK50</Name>
          <Description>UK NBP NATURAL GAS FUTURE MAY 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEM50</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUN 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEN50</Name>
          <Description>UK NBP NATURAL GAS FUTURE JUL 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEQ50</Name>
          <Description>UK NBP NATURAL GAS FUTURE AUG 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEU50</Name>
          <Description>UK NBP NATURAL GAS FUTURE SEP 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>UKEV50</Name>
          <Description>UK NBP NATURAL GAS FUTURE OCT 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEX50</Name>
          <Description>UK NBP NATURAL GAS FUTURE NOV 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>UKEZ50</Name>
          <Description>UK NBP NATURAL GAS FUTURE DEC 2050</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>