About certificate results of 531
05:42 02:20 04:56 04:55 04:49 02:52 03:05 02:08 02:24 02:25 11:44 09:44 04:04 03:41 04:15 02:03 08:32 05:23 02:23 12:43 16:15 17:51 04:46 06:46 05:32 29:08 13:25 05:54 02:58 04:01 05:19 10:47 03:14 95:26 05:09 05:14 06:11 00:30 06:15 03:26 17:51 27:14 33:11 00:50 01:34 09:52