ifc:IfcBenchmarkEnum

<xs:simpleType name="IfcBenchmarkEnum">
  <xs:restriction base="xs:string">
    <xs:enumeration value="greaterthan"/>
    <xs:enumeration value="greaterthanorequalto"/>
    <xs:enumeration value="lessthan"/>
    <xs:enumeration value="lessthanorequalto"/>
    <xs:enumeration value="equalto"/>
    <xs:enumeration value="notequalto"/>
    <xs:enumeration value="includes"/>
    <xs:enumeration value="notincludes"/>
    <xs:enumeration value="includedin"/>
    <xs:enumeration value="notincludedin"/>
  </xs:restriction>
</xs:simpleType>