<xs:element name="Quantity" >
  <xs:annotation>
    <xs:documentation>Quantity being shipped expressed as a weight or as a number of bags of certain weight, typically in the same units as the unit used to specify the quantity in the contract.</xs:documentation>
  </xs:annotation>
  <xs:complexType>
    <xs:sequence>
      <xs:element ref="quantityValue"/>
      <xs:element ref="quantityUnits"/>
      <xs:element ref="packagingType"/>
    </xs:sequence>
  </xs:complexType>
</xs:element>