Specifies the sort order of a column.
      
<SortKey />
    | Element type | Anonymous | 
| Namespace | urn:schemas-microsoft-com:office:excel | 
| Schema name | XML Spreadsheet 2000 | 
| Element | Description | 
|---|---|
| ColumnInfo | Contains information about a column. | 
None.
None.
      
<xsd:element name="SortKey" minOccurs="0" >
  <xsd:simpleType>
    <xsd:restriction base="xsd:int">
      <xsd:minInclusive value="0" />
      <xsd:maxExclusive value="3" />
    </xsd:restriction>
  </xsd:simpleType>
</xsd:element>