Dear all,
i Have some customers call details and i want to set counting in front of it.
For example if A customer made 5 calls and B customer made 10 call but i want to see only 2nd calls of every customer or another call number and this counting should be according to date and time, customer first call count 1 and second call count 2.

how to set this counting in Access pls suggest.

Caller Number Called Number Time Stamp Count
97444477100 97317317312 4/15/2012 20:09 1
97444477100 97317317323 4/15/2012 20:47 2
97444477100 97317317315 4/15/2012 20:55 3
97444477100 97317317319 4/15/2012 20:57 4
97444477134 97317317312 4/15/2012 20:57 1
97444477134 97317317312 4/15/2012 21:26 2
97444477134 97317317312 4/15/2012 21:29 3
97444477134 97317317356 4/15/2012 21:31 4
97444477134 97317317356 4/15/2012 21:37 5
97444477134 97317317356 4/15/2012 21:37 6
97444477174 97317317311 4/15/2012 21:37 1
97444477174 97317317311 4/15/2012 21:43 2
97444477174 97317317334 4/15/2012 21:44 3
97444477174 97317317334 4/15/2012 21:52 4
97444477174 97317317334 4/15/2012 21:55 5
97444477174 97317317321 4/15/2012 22:34 6
97444477174 97317317321 4/15/2012 22:38 7
97444477177 97317317317 4/15/2012 22:17 1
97444477177 97317317317 4/15/2012 22:39 2
97444477177 97317317317 4/15/2012 23:06 3

Thanx in advanced.