﻿<?xml version="1.0" encoding="UTF-8"?>
<Portfolio>
  <Name>CBOT Corn 4M Spreads</Name>
  <Categories>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2019</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH19]-[@CZ19]</Name>
          <Description>CBOT Corn Sp MAR19 - DEC19</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK19]-[@CH20]</Name>
          <Description>CBOT Corn Sp MAY19 - MAR20</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN19]-[@CK20]</Name>
          <Description>CBOT Corn Sp JUL19 - MAY20</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU19]-[@CN20]</Name>
          <Description>CBOT Corn Sp SEP19 - JUL20</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ19]-[@CU20]</Name>
          <Description>CBOT Corn Sp DEC19 - SEP20</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2020</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH20]-[@CZ20]</Name>
          <Description>CBOT Corn Sp MAR20 - DEC20</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK20]-[@CH21]</Name>
          <Description>CBOT Corn Sp MAY20 - MAR21</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN20]-[@CK21]</Name>
          <Description>CBOT Corn Sp JUL20 - MAY21</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU20]-[@CN21]</Name>
          <Description>CBOT Corn Sp SEP20 - JUL21</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ20]-[@CU21]</Name>
          <Description>CBOT Corn Sp DEC20 - SEP21</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2021</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH21]-[@CZ21]</Name>
          <Description>CBOT Corn Sp MAR21 - DEC21</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK21]-[@CH22]</Name>
          <Description>CBOT Corn Sp MAY21 - MAR22</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN21]-[@CK22]</Name>
          <Description>CBOT Corn Sp JUL21 - MAY22</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU21]-[@CN22]</Name>
          <Description>CBOT Corn Sp SEP21 - JUL22</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ21]-[@CU22]</Name>
          <Description>CBOT Corn Sp DEC21 - SEP22</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2022</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH22]-[@CZ22]</Name>
          <Description>CBOT Corn Sp MAR22 - DEC22</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK22]-[@CH23]</Name>
          <Description>CBOT Corn Sp MAY22 - MAR23</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN22]-[@CK23]</Name>
          <Description>CBOT Corn Sp JUL22 - MAY23</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU22]-[@CN23]</Name>
          <Description>CBOT Corn Sp SEP22 - JUL23</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ22]-[@CU23]</Name>
          <Description>CBOT Corn Sp DEC22 - SEP23</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2023</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH23]-[@CZ23]</Name>
          <Description>CBOT Corn Sp MAR23 - DEC23</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK23]-[@CH24]</Name>
          <Description>CBOT Corn Sp MAY23 - MAR24</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN23]-[@CK24]</Name>
          <Description>CBOT Corn Sp JUL23 - MAY24</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU23]-[@CN24]</Name>
          <Description>CBOT Corn Sp SEP23 - JUL24</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ23]-[@CU24]</Name>
          <Description>CBOT Corn Sp DEC23 - SEP24</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2024</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH24]-[@CZ24]</Name>
          <Description>CBOT Corn Sp MAR24 - DEC24</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK24]-[@CH25]</Name>
          <Description>CBOT Corn Sp MAY24 - MAR25</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN24]-[@CK25]</Name>
          <Description>CBOT Corn Sp JUL24 - MAY25</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU24]-[@CN25]</Name>
          <Description>CBOT Corn Sp SEP24 - JUL25</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ24]-[@CU25]</Name>
          <Description>CBOT Corn Sp DEC24 - SEP25</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2025</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH25]-[@CZ25]</Name>
          <Description>CBOT Corn Sp MAR25 - DEC25</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK25]-[@CH26]</Name>
          <Description>CBOT Corn Sp MAY25 - MAR26</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN25]-[@CK26]</Name>
          <Description>CBOT Corn Sp JUL25 - MAY26</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU25]-[@CN26]</Name>
          <Description>CBOT Corn Sp SEP25 - JUL26</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ25]-[@CU26]</Name>
          <Description>CBOT Corn Sp DEC25 - SEP26</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2026</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH26]-[@CZ26]</Name>
          <Description>CBOT Corn Sp MAR26 - DEC26</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK26]-[@CH27]</Name>
          <Description>CBOT Corn Sp MAY26 - MAR27</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN26]-[@CK27]</Name>
          <Description>CBOT Corn Sp JUL26 - MAY27</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU26]-[@CN27]</Name>
          <Description>CBOT Corn Sp SEP26 - JUL27</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ26]-[@CU27]</Name>
          <Description>CBOT Corn Sp DEC26 - SEP27</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2027</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH27]-[@CZ27]</Name>
          <Description>CBOT Corn Sp MAR27 - DEC27</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK27]-[@CH28]</Name>
          <Description>CBOT Corn Sp MAY27 - MAR28</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN27]-[@CK28]</Name>
          <Description>CBOT Corn Sp JUL27 - MAY28</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU27]-[@CN28]</Name>
          <Description>CBOT Corn Sp SEP27 - JUL28</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ27]-[@CU28]</Name>
          <Description>CBOT Corn Sp DEC27 - SEP28</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2028</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH28]-[@CZ28]</Name>
          <Description>CBOT Corn Sp MAR28 - DEC28</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK28]-[@CH29]</Name>
          <Description>CBOT Corn Sp MAY28 - MAR29</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN28]-[@CK29]</Name>
          <Description>CBOT Corn Sp JUL28 - MAY29</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU28]-[@CN29]</Name>
          <Description>CBOT Corn Sp SEP28 - JUL29</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ28]-[@CU29]</Name>
          <Description>CBOT Corn Sp DEC28 - SEP29</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2029</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH29]-[@CZ29]</Name>
          <Description>CBOT Corn Sp MAR29 - DEC29</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK29]-[@CH30]</Name>
          <Description>CBOT Corn Sp MAY29 - MAR30</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN29]-[@CK30]</Name>
          <Description>CBOT Corn Sp JUL29 - MAY30</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU29]-[@CN30]</Name>
          <Description>CBOT Corn Sp SEP29 - JUL30</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ29]-[@CU30]</Name>
          <Description>CBOT Corn Sp DEC29 - SEP30</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2030</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH30]-[@CZ30]</Name>
          <Description>CBOT Corn Sp MAR30 - DEC30</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK30]-[@CH31]</Name>
          <Description>CBOT Corn Sp MAY30 - MAR31</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN30]-[@CK31]</Name>
          <Description>CBOT Corn Sp JUL30 - MAY31</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU30]-[@CN31]</Name>
          <Description>CBOT Corn Sp SEP30 - JUL31</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ30]-[@CU31]</Name>
          <Description>CBOT Corn Sp DEC30 - SEP31</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2031</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH31]-[@CZ31]</Name>
          <Description>CBOT Corn Sp MAR31 - DEC31</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK31]-[@CH32]</Name>
          <Description>CBOT Corn Sp MAY31 - MAR32</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN31]-[@CK32]</Name>
          <Description>CBOT Corn Sp JUL31 - MAY32</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU31]-[@CN32]</Name>
          <Description>CBOT Corn Sp SEP31 - JUL32</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ31]-[@CU32]</Name>
          <Description>CBOT Corn Sp DEC31 - SEP32</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2032</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH32]-[@CZ32]</Name>
          <Description>CBOT Corn Sp MAR32 - DEC32</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK32]-[@CH33]</Name>
          <Description>CBOT Corn Sp MAY32 - MAR33</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN32]-[@CK33]</Name>
          <Description>CBOT Corn Sp JUL32 - MAY33</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU32]-[@CN33]</Name>
          <Description>CBOT Corn Sp SEP32 - JUL33</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ32]-[@CU33]</Name>
          <Description>CBOT Corn Sp DEC32 - SEP33</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2033</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH33]-[@CZ33]</Name>
          <Description>CBOT Corn Sp MAR33 - DEC33</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK33]-[@CH34]</Name>
          <Description>CBOT Corn Sp MAY33 - MAR34</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN33]-[@CK34]</Name>
          <Description>CBOT Corn Sp JUL33 - MAY34</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU33]-[@CN34]</Name>
          <Description>CBOT Corn Sp SEP33 - JUL34</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ33]-[@CU34]</Name>
          <Description>CBOT Corn Sp DEC33 - SEP34</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2034</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH34]-[@CZ34]</Name>
          <Description>CBOT Corn Sp MAR34 - DEC34</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK34]-[@CH35]</Name>
          <Description>CBOT Corn Sp MAY34 - MAR35</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN34]-[@CK35]</Name>
          <Description>CBOT Corn Sp JUL34 - MAY35</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU34]-[@CN35]</Name>
          <Description>CBOT Corn Sp SEP34 - JUL35</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ34]-[@CU35]</Name>
          <Description>CBOT Corn Sp DEC34 - SEP35</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2035</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH35]-[@CZ35]</Name>
          <Description>CBOT Corn Sp MAR35 - DEC35</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK35]-[@CH36]</Name>
          <Description>CBOT Corn Sp MAY35 - MAR36</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN35]-[@CK36]</Name>
          <Description>CBOT Corn Sp JUL35 - MAY36</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU35]-[@CN36]</Name>
          <Description>CBOT Corn Sp SEP35 - JUL36</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ35]-[@CU36]</Name>
          <Description>CBOT Corn Sp DEC35 - SEP36</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2036</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH36]-[@CZ36]</Name>
          <Description>CBOT Corn Sp MAR36 - DEC36</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK36]-[@CH37]</Name>
          <Description>CBOT Corn Sp MAY36 - MAR37</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN36]-[@CK37]</Name>
          <Description>CBOT Corn Sp JUL36 - MAY37</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU36]-[@CN37]</Name>
          <Description>CBOT Corn Sp SEP36 - JUL37</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ36]-[@CU37]</Name>
          <Description>CBOT Corn Sp DEC36 - SEP37</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2037</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH37]-[@CZ37]</Name>
          <Description>CBOT Corn Sp MAR37 - DEC37</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK37]-[@CH38]</Name>
          <Description>CBOT Corn Sp MAY37 - MAR38</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN37]-[@CK38]</Name>
          <Description>CBOT Corn Sp JUL37 - MAY38</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU37]-[@CN38]</Name>
          <Description>CBOT Corn Sp SEP37 - JUL38</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ37]-[@CU38]</Name>
          <Description>CBOT Corn Sp DEC37 - SEP38</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2038</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH38]-[@CZ38]</Name>
          <Description>CBOT Corn Sp MAR38 - DEC38</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK38]-[@CH39]</Name>
          <Description>CBOT Corn Sp MAY38 - MAR39</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN38]-[@CK39]</Name>
          <Description>CBOT Corn Sp JUL38 - MAY39</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU38]-[@CN39]</Name>
          <Description>CBOT Corn Sp SEP38 - JUL39</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ38]-[@CU39]</Name>
          <Description>CBOT Corn Sp DEC38 - SEP39</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2039</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH39]-[@CZ39]</Name>
          <Description>CBOT Corn Sp MAR39 - DEC39</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK39]-[@CH40]</Name>
          <Description>CBOT Corn Sp MAY39 - MAR40</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN39]-[@CK40]</Name>
          <Description>CBOT Corn Sp JUL39 - MAY40</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU39]-[@CN40]</Name>
          <Description>CBOT Corn Sp SEP39 - JUL40</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ39]-[@CU40]</Name>
          <Description>CBOT Corn Sp DEC39 - SEP40</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2040</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH40]-[@CZ40]</Name>
          <Description>CBOT Corn Sp MAR40 - DEC40</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK40]-[@CH41]</Name>
          <Description>CBOT Corn Sp MAY40 - MAR41</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN40]-[@CK41]</Name>
          <Description>CBOT Corn Sp JUL40 - MAY41</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU40]-[@CN41]</Name>
          <Description>CBOT Corn Sp SEP40 - JUL41</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ40]-[@CU41]</Name>
          <Description>CBOT Corn Sp DEC40 - SEP41</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2041</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH41]-[@CZ41]</Name>
          <Description>CBOT Corn Sp MAR41 - DEC41</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK41]-[@CH42]</Name>
          <Description>CBOT Corn Sp MAY41 - MAR42</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN41]-[@CK42]</Name>
          <Description>CBOT Corn Sp JUL41 - MAY42</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU41]-[@CN42]</Name>
          <Description>CBOT Corn Sp SEP41 - JUL42</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ41]-[@CU42]</Name>
          <Description>CBOT Corn Sp DEC41 - SEP42</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2042</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH42]-[@CZ42]</Name>
          <Description>CBOT Corn Sp MAR42 - DEC42</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK42]-[@CH43]</Name>
          <Description>CBOT Corn Sp MAY42 - MAR43</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN42]-[@CK43]</Name>
          <Description>CBOT Corn Sp JUL42 - MAY43</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU42]-[@CN43]</Name>
          <Description>CBOT Corn Sp SEP42 - JUL43</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ42]-[@CU43]</Name>
          <Description>CBOT Corn Sp DEC42 - SEP43</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2043</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH43]-[@CZ43]</Name>
          <Description>CBOT Corn Sp MAR43 - DEC43</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK43]-[@CH44]</Name>
          <Description>CBOT Corn Sp MAY43 - MAR44</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN43]-[@CK44]</Name>
          <Description>CBOT Corn Sp JUL43 - MAY44</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU43]-[@CN44]</Name>
          <Description>CBOT Corn Sp SEP43 - JUL44</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ43]-[@CU44]</Name>
          <Description>CBOT Corn Sp DEC43 - SEP44</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2044</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH44]-[@CZ44]</Name>
          <Description>CBOT Corn Sp MAR44 - DEC44</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK44]-[@CH45]</Name>
          <Description>CBOT Corn Sp MAY44 - MAR45</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN44]-[@CK45]</Name>
          <Description>CBOT Corn Sp JUL44 - MAY45</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU44]-[@CN45]</Name>
          <Description>CBOT Corn Sp SEP44 - JUL45</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ44]-[@CU45]</Name>
          <Description>CBOT Corn Sp DEC44 - SEP45</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2045</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH45]-[@CZ45]</Name>
          <Description>CBOT Corn Sp MAR45 - DEC45</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK45]-[@CH46]</Name>
          <Description>CBOT Corn Sp MAY45 - MAR46</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN45]-[@CK46]</Name>
          <Description>CBOT Corn Sp JUL45 - MAY46</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU45]-[@CN46]</Name>
          <Description>CBOT Corn Sp SEP45 - JUL46</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ45]-[@CU46]</Name>
          <Description>CBOT Corn Sp DEC45 - SEP46</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2046</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH46]-[@CZ46]</Name>
          <Description>CBOT Corn Sp MAR46 - DEC46</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK46]-[@CH47]</Name>
          <Description>CBOT Corn Sp MAY46 - MAR47</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN46]-[@CK47]</Name>
          <Description>CBOT Corn Sp JUL46 - MAY47</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU46]-[@CN47]</Name>
          <Description>CBOT Corn Sp SEP46 - JUL47</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ46]-[@CU47]</Name>
          <Description>CBOT Corn Sp DEC46 - SEP47</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2047</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH47]-[@CZ47]</Name>
          <Description>CBOT Corn Sp MAR47 - DEC47</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK47]-[@CH48]</Name>
          <Description>CBOT Corn Sp MAY47 - MAR48</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN47]-[@CK48]</Name>
          <Description>CBOT Corn Sp JUL47 - MAY48</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU47]-[@CN48]</Name>
          <Description>CBOT Corn Sp SEP47 - JUL48</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ47]-[@CU48]</Name>
          <Description>CBOT Corn Sp DEC47 - SEP48</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2048</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH48]-[@CZ48]</Name>
          <Description>CBOT Corn Sp MAR48 - DEC48</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK48]-[@CH49]</Name>
          <Description>CBOT Corn Sp MAY48 - MAR49</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN48]-[@CK49]</Name>
          <Description>CBOT Corn Sp JUL48 - MAY49</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU48]-[@CN49]</Name>
          <Description>CBOT Corn Sp SEP48 - JUL49</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ48]-[@CU49]</Name>
          <Description>CBOT Corn Sp DEC48 - SEP49</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2049</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH49]-[@CZ49]</Name>
          <Description>CBOT Corn Sp MAR49 - DEC49</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CK49]-[@CH50]</Name>
          <Description>CBOT Corn Sp MAY49 - MAR50</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CN49]-[@CK50]</Name>
          <Description>CBOT Corn Sp JUL49 - MAY50</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CU49]-[@CN50]</Name>
          <Description>CBOT Corn Sp SEP49 - JUL50</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
        <PortfolioSymbol>
          <Name>[@CZ49]-[@CU50]</Name>
          <Description>CBOT Corn Sp DEC49 - SEP50</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
    <PortfolioCategory>
      <Name>@C 4M Spreads 2050</Name>
      <Symbols>
        <PortfolioSymbol>
          <Name>[@CH50]-[@CZ50]</Name>
          <Description>CBOT Corn Sp MAR50 - DEC50</Description>
          <Decimals>2</Decimals>
          <PipSize>2</PipSize>
          <PipFraction>2</PipFraction>
          <TickSize>0.25</TickSize>
        </PortfolioSymbol>
      </Symbols>
    </PortfolioCategory>
  </Categories>
</Portfolio>