About intervention results of 747
19:10 22:19 30:31 21:34 48:54 26:29 52:00 60:24 75:51 22:28 26:09 18:54 27:45 19:42 22:25 44:11 53:41 51:55 58:23 52:15 30:27 50:38 27:07 31:14 23:11 22:09 23:17 62:24 55:41 69:26 25:03 29:43 33:12 29:59 52:06 26:37 52:43 29:25 35:15 38:19 25:32 60:48 57:28 46:15 28:19 34:03