Asterisk 13 Master.csv in cdr-csv

I posted it the other day.

Asterisk 13 output multiple entries CDR.
for example:
"",“000017”,“conf00001”,“default”,""""" <000017>",“SIP/conf00000-00008de1”,“SIP/conf00000-00008de2”,“ConfBridge”,“00001”,“2016-10-31 14:29:42”,“2016-10-31 14:29:42”,“2016-10-31 14:34:46”,303,303,“ANSWERED”,“DOCUMENTATION”,“1476941382.684783”,""
"",“000017”,“conf00001”,“default”,""""" <000017>",“SIP/conf00000-00008de1”,“SIP/conf00000-00008de3”,“ConfBridge”,“00001”,“2016-10-31 14:29:50”,“2016-10-31 14:29:50”,“2016-10-31 14:34:47”,297,297,“ANSWERED”,“DOCUMENTATION”,“1476941382.684783”,""
"",“000017”,“conf00001”,“default”,""""" <000017>",“SIP/conf00000-00008de1”,“SIP/conf00000-00008de8”,“ConfBridge”,“00001”,“2016-10-31 14:32:30”,“2016-10-31 14:32:30”,“2016-10-31 14:32:46”,15,15,“ANSWERED”,“DOCUMENTATION”,“1476941382.684783”,""
"",“000114”,“conf00000”,“default”,""""" <000114>",“SIP/conf00000-00008dc5”,“SIP/conf00000-00008dc6”,“ConfBridge”,“00000”,“2016-10-31 13:57:58”,“2016-10-31 13:57:58”,“2016-10-31 14:35:19”,2241,2241,“ANSWERED”,“DOCUMENTATION”,“1476939478.684184”,""
"",“000114”,“conf00000”,“default”,""""" <000114>",“SIP/conf00000-00008dc5”,“SIP/conf00000-00008dc7”,“ConfBridge”,“00000”,“2016-10-31 13:58:12”,“2016-10-31 13:58:12”,“2016-10-31 14:35:19”,2226,2226,“ANSWERED”,“DOCUMENTATION”,“1476939478.684184”,""
"",“000114”,“conf00000”,“default”,""""" <000114>",“SIP/conf00000-00008dc5”,“SIP/conf00000-00008dc8”,“ConfBridge”,“00000”,“2016-10-31 14:00:39”,“2016-10-31 14:00:39”,“2016-10-31 14:35:19”,2080,2080,“ANSWERED”,“DOCUMENTATION”,“1476939478.684184”,""
"",“000114”,“conf00000”,“default”,""""" <000114>",“SIP/conf00000-00008dc5”,“SIP/conf00000-00008dc9”,“ConfBridge”,“00000”,“2016-10-31 14:00:39”,“2016-10-31 14:00:39”,“2016-10-31 14:35:19”,2079,2079,“ANSWERED”,“DOCUMENTATION”,“1476939478.684184”,""
"",“000114”,“conf00000”,“default”,""""" <000114>",“SIP/conf00000-00008dc5”,“SIP/conf00000-00008dd0”,“ConfBridge”,“00000”,“2016-10-31 14:14:35”,“2016-10-31 14:14:35”,“2016-10-31 14:15:00”,25,25,“ANSWERED”,“DOCUMENTATION”,“1476939478.684184”,""

I want to get a total time each src which 000017 is in conf00001, 000114 is in conf00000…
How should I think?