About correction results of 471
17:18 17:04 17:50 19:48 20:01 21:59 19:27 21:33 52:48 120:59 89:03 33:37 18:41 25:35 27:46 22:59 18:10 97:23 57:14 80:30 31:04 20:53 27:11 20:13 22:48 105:52 92:23 34:24 18:08 23:10 21:59 94:18 33:12 27:16 22:34 82:13 78:03 33:10 28:17 25:39 28:28 41:31 28:35 28:01 37:34 67:50