Dear Tean,
please help me in solving in below example.

I want to count how many calls loggedd for the diffiernt date for specific
time in below given format
e.g 0:00hrs to 3hrs 3:00hrs to 6hrs 6to 9hrs 15hrs to 18:00hrs


7/6/2008 13:00
7/6/2008 11.10 AM
7/6/2008 11.30 AM
7/7/2008 23:15
7/7/2008 23:15
7/6/2008 20:15
7/5/2008 03:15
7/6/2008 23:20