About correction results of 471
07:26 08:33 07:27 07:01 09:12 07:21 09:12 08:31 13:47 08:33 10:49 19:28 13:23 14:53 48:08 10:42 09:25 25:16 08:12 06:08 06:36 10:20 07:04 09:32 09:24 06:58 07:33 07:08 08:41 10:00 15:34 10:32 32:54 17:53 19:57 12:50 10:15 07:35 11:00 09:28 08:43 10:09 11:06 10:36 09:54 07:44