PivotField.NumberFormat Property (Excel)
Returns or sets a String value that represents the format code for the object.
Syntax
expression .NumberFormat
expression A variable that represents a PivotField object.
Remarks
You can set the NumberFormat property only for a data field.
The format code is the same string as the Format Codes option in the Format Cells dialog box. The Format function uses different format code strings than do the NumberFormat and NumberFormatLocal properties.