<xs:simpleType name="UnderlyingPriceUnitOfMeasure_enum_t">
    <xs:annotation>
        <xs:documentation>Refer to definition for PriceUnitOfMeasure(1191)</xs:documentation>
        <xs:appinfo>
            <fm:Xref Protocol="FIX" name="UnderlyingPriceUnitOfMeasure" ComponentType="Field" Tag="1424" Type="String" UsesEnumsFromTag="996" AbbrName="PxUOM" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA" />
        </xs:appinfo>
        <xs:appinfo>
            <fm:EnumDoc value="MWh" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Megawatt hours</fm:EnumDoc>
            <fm:EnumDoc value="MMBtu" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">One Million BTU</fm:EnumDoc>
            <fm:EnumDoc value="Bbl" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Barrels</fm:EnumDoc>
            <fm:EnumDoc value="Gal" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Gallons</fm:EnumDoc>
            <fm:EnumDoc value="t" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Metric Tons (aka Tonne)</fm:EnumDoc>
            <fm:EnumDoc value="tn" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Tons (US)</fm:EnumDoc>
            <fm:EnumDoc value="MMbbl" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Million Barrels</fm:EnumDoc>
            <fm:EnumDoc value="lbs" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">pounds</fm:EnumDoc>
            <fm:EnumDoc value="oz_tr" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Troy Ounces</fm:EnumDoc>
            <fm:EnumDoc value="USD" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">US Dollars</fm:EnumDoc>
            <fm:EnumDoc value="Bcf" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Billion cubic feet</fm:EnumDoc>
            <fm:EnumDoc value="Bu" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Bushels</fm:EnumDoc>
            <fm:EnumDoc value="Alw" xmlns:fm="http://www.fixprotocol.org/FIXML-5-0-SP2/METADATA">Allowances</fm:EnumDoc>
        </xs:appinfo>
    </xs:annotation>
    <xs:restriction base="xs:string">
        <xs:enumeration value="MWh" />
        <xs:enumeration value="MMBtu" />
        <xs:enumeration value="Bbl" />
        <xs:enumeration value="Gal" />
        <xs:enumeration value="t" />
        <xs:enumeration value="tn" />
        <xs:enumeration value="MMbbl" />
        <xs:enumeration value="lbs" />
        <xs:enumeration value="oz_tr" />
        <xs:enumeration value="USD" />
        <xs:enumeration value="Bcf" />
        <xs:enumeration value="Bu" />
        <xs:enumeration value="Alw" />
    </xs:restriction>
</xs:simpleType>