PivotTables Method
Returns an object that represents either a single PivotTable report (a PivotTable object) or a collection of all the PivotTable reports (a PivotTables object) on a worksheet. Read-only.
expression.PivotTables(Index)
expression Required. An expression that returns a Worksheet object.
Index Optional Variant. The name or number of the report.
Example
This example sets the Sum of 1994 field in the first PivotTable report on the active sheet to use the SUM function.
ActiveSheet.PivotTables("PivotTable1"). _
PivotFields("Sum of 1994").Function = xlSum