﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>QTX - TETCO S TEXAS BASIS FUTURE</Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 20X0</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ0</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X0</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X1</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ1</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X1</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X2</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ2</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X2</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X3</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ3</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X3</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X4</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ4</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X4</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X5</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ5</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X5</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X6</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X6</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXH6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X6</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXJ6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXK6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXM6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXN6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X6</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXQ6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X6</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X6</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXV6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X6</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXX6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X6</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXZ6</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X6</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X7</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXG7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X7</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXH7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X7</Description>
          <Decimals>3</Decimals>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXJ7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXK7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X7</Description>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXM7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X7</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXN7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X7</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXQ7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X7</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXU7</Name>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXV7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X7</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXX7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X7</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXZ7</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X7</Description>
          <Decimals>3</Decimals>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
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    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X8</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X8</Description>
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          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXH8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X8</Description>
          <Decimals>3</Decimals>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXJ8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X8</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXK8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X8</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXM8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X8</Description>
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          <PipSize>2</PipSize>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXN8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X8</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXQ8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X8</Description>
          <Decimals>3</Decimals>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXU8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X8</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXV8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X8</Description>
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          <TickSize>0.001</TickSize>
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        <PortfolioSymbol>
          <Name>QTXX8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X8</Description>
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          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ8</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X8</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 20X9</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>QTXF9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JAN 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXG9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE FEB 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXH9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAR 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXJ9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE APR 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXK9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE MAY 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXM9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUN 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXN9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE JUL 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXQ9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE AUG 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXU9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE SEP 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXV9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE OCT 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXX9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE NOV 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>QTXZ9</Name>
          <Description>TETCO S TEXAS BASIS FUTURE DEC 20X9</Description>
          <Decimals>3</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>1</PipFraction>
          <TickSize>0.001</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>