﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>CBQ - PSV PHYSICAL NATURAL GAS QUARTERLY </Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 20X0</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ0</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X1</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ1</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X2</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ2</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X3</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ3</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X4</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ4</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X5</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ5</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X6</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ6</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X7</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ7</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X8</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ8</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X9</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>CBQF9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JAN 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQG9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  FEB 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQH9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAR 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQJ9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  APR 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQK9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  MAY 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQM9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUN 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQN9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  JUL 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQQ9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  AUG 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQU9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  SEP 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQV9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  OCT 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQX9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  NOV 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>CBQZ9</Name>
          <Description>PSV PHYSICAL NATURAL GAS QUARTERLY  DEC 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.005</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>