How do I group the dates of the pivottable below into
months?

Thanks.

Sum of Amounts
Date Total
01/08/2004 29,460.84
12/08/2004
31/08/2004 4,283.27
20/09/2004 -5,188.57
30/09/2004 -94.03
06/10/2004 -90,135.00
25/10/2004 -13,804.63
01/11/2004
03/11/2004 0.00
04/11/2004 10,686.90
10/11/2004 0.00
15/11/2004 131,116.49
20/12/2004 -5,376.63
30/12/2004 -3.76