﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>TOF - 3 YR- 5 YR US TREASURY NOTE FUTURE</Name>
  <Categories>
    <PortfolioCategory>
      <Name>Year 2016</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH16</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2016</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM16</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2016</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU16</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2016</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ16</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2016</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2017</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH17</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2017</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM17</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2017</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU17</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2017</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ17</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2017</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2018</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH18</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2018</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM18</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2018</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU18</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2018</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ18</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2018</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2019</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH19</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2019</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM19</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2019</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU19</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2019</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ19</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2019</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2020</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH20</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2020</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM20</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2020</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU20</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2020</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ20</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2020</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2021</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH21</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2021</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM21</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2021</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU21</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2021</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ21</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2021</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2022</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH22</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2022</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM22</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2022</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU22</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2022</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ22</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2022</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2023</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH23</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2023</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM23</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2023</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU23</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2023</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ23</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2023</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2024</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH24</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2024</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM24</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2024</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU24</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2024</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ24</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2024</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2025</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH25</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2025</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM25</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2025</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU25</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2025</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ25</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2025</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2026</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH26</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2026</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM26</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2026</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU26</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2026</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ26</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2026</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2027</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH27</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2027</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM27</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2027</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU27</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2027</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ27</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2027</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2028</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH28</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2028</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM28</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2028</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU28</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2028</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ28</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2028</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2029</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH29</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2029</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM29</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2029</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU29</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2029</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ29</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2029</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2030</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH30</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2030</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM30</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2030</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU30</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2030</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ30</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2030</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2031</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH31</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2031</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM31</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2031</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFU31</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2031</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFZ31</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2031</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>Year 2032</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>TOFH32</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2032</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>TOFM32</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2032</Description>
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          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
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          <Name>TOFU32</Name>
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          <PipSize>2</PipSize>
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      <Name>Year 2033</Name>
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        <PortfolioSymbol>
          <Name>TOFH33</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2033</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
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        <PortfolioSymbol>
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          <TickSize>0.00781</TickSize>
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        <PortfolioSymbol>
          <Name>TOFU33</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2033</Description>
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          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
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        <PortfolioSymbol>
          <Name>TOFZ33</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2033</Description>
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          <PipFraction>3</PipFraction>
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    <PortfolioCategory>
      <Name>Year 2034</Name>
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        <PortfolioSymbol>
          <Name>TOFH34</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2034</Description>
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          <PipFraction>3</PipFraction>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2034</Description>
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          <Name>TOFZ34</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2034</Description>
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    <PortfolioCategory>
      <Name>Year 2035</Name>
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        <PortfolioSymbol>
          <Name>TOFH35</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2035</Description>
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          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
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        <PortfolioSymbol>
          <Name>TOFM35</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2035</Description>
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          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
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        <PortfolioSymbol>
          <Name>TOFU35</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2035</Description>
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          <PipFraction>3</PipFraction>
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        <PortfolioSymbol>
          <Name>TOFZ35</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2035</Description>
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    <PortfolioCategory>
      <Name>Year 2036</Name>
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        <PortfolioSymbol>
          <Name>TOFH36</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2036</Description>
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          <PipSize>2</PipSize>
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        <PortfolioSymbol>
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          <PipSize>2</PipSize>
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          <TickSize>0.00781</TickSize>
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        <PortfolioSymbol>
          <Name>TOFU36</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2036</Description>
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          <PipSize>2</PipSize>
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        <PortfolioSymbol>
          <Name>TOFZ36</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE DEC 2036</Description>
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    <PortfolioCategory>
      <Name>Year 2037</Name>
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        <PortfolioSymbol>
          <Name>TOFH37</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2037</Description>
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        <PortfolioSymbol>
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    <PortfolioCategory>
      <Name>Year 2038</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2038</Description>
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    <PortfolioCategory>
      <Name>Year 2039</Name>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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        <PortfolioSymbol>
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    <PortfolioCategory>
      <Name>Year 2040</Name>
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        <PortfolioSymbol>
          <Name>TOFH40</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2040</Description>
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          <PipSize>2</PipSize>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE SEP 2040</Description>
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      <Name>Year 2041</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2041</Description>
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    <PortfolioCategory>
      <Name>Year 2042</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2042</Description>
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      <Name>Year 2043</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2043</Description>
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          <PipSize>2</PipSize>
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      <Name>Year 2044</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2044</Description>
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          <PipSize>2</PipSize>
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      <Name>Year 2045</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2045</Description>
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          <PipSize>2</PipSize>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2045</Description>
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          <PipSize>2</PipSize>
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          <PipSize>2</PipSize>
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          <PipSize>2</PipSize>
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      <Name>Year 2046</Name>
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        <PortfolioSymbol>
          <Name>TOFH46</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2046</Description>
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          <PipSize>2</PipSize>
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          <Name>TOFM46</Name>
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          <PipSize>2</PipSize>
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          <TickSize>0.00781</TickSize>
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          <PipSize>2</PipSize>
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          <PipSize>2</PipSize>
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      <Name>Year 2047</Name>
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          <PipSize>2</PipSize>
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          <PipSize>2</PipSize>
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          <PipSize>2</PipSize>
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    <PortfolioCategory>
      <Name>Year 2048</Name>
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        <PortfolioSymbol>
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          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE MAR 2048</Description>
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          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
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          <Name>TOFM48</Name>
          <Description>3 YR- 5 YR US TREASURY NOTE FUTURE JUN 2048</Description>
          <Decimals>7</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>3</PipFraction>
          <TickSize>0.00781</TickSize>
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          <Name>TOFU48</Name>
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