Sure, Thanks for your response
Table : message_queue_details
ID MobileNumberMsgStatusSubmitDate MsgID
160503011378 919746922555 D2016-05-03 12:27:31.8701141
160503011379 919746922556D2016-05-03 12:27:33.8731141
160503011380 919746922556D2016-05-03 12:27:34.8731141
160503011381 919746922556D2016-05-03 12:27:38.8771141
160503011382 919746922556D2016-05-03 12:27:38.8771141
160503012587 919746922556D2016-05-03 12:27:40.6201141
160503012588 919746922556D2016-05-03 12:27:41.6231141
160503012589 919746922556D2016-05-03 12:27:42.6231141
160503012576 919746922556D2016-05-03 12:27:43.6231141
Table : Message_Identifier
MsgID TotalCount
1141 10
By considering the above example, for the 80% records processing time would be the difference of 1st record and 8th record thats 11 seconds