Please look at the example table below. I need to get the total counts of the consecutive months for each Fname. Please help.
Results should be:
Fname Total Consecutive Count
John doe 4
Test 2
Fname Fdate
john doe 10/1/2008
john doe 9/1/2008
john doe 8/1/2008
john doe 7/1/2008
john doe 5/1/2008...