M

#### Mike

the 13 months. Is calculating the percentage difference from month to month

starting with 03/08 and then average the results the correct way? Below is

the result I get, is this correct or is there an excel function specific for

this?

02/08 38

03/08 39 2.63%

04/08 41 5.13%

05/08 34 -17.07%

06/08 43 26.47%

07/08 39 -9.30%

08/08 38 -2.56%

09/08 32 -15.79%

10/08 38 18.75%

11/08 25 -34.21%

12/08 33 32.00%

01/09 30 -9.09%

02/09 24 -20.00%

03/09 29 20.83%

-0.17% (Average)

Many Thanks,