<xs:simpleType name="CounterIDType" xmlns:xs="http://www.w3.org/2001/XMLSchema"><xs:annotation><xs:documentation>The counter to use for this items listings.</xs:documentation></xs:annotation><xs:restriction base="xs:string"><xs:enumeration value="None"/><xs:enumeration value="Basic"/><xs:enumeration value="Retro"/><xs:enumeration value="Hidden"/></xs:restriction></xs:simpleType>