About trek results of 531
16:16 23:15 15:04 17:07 20:02 34:17 33:29 35:20 12:55 17:53 22:30 21:14 20:41 22:28 21:49 27:30 16:06 17:03 18:04 19:10 14:48 17:25 39:57 40:59 25:39 19:39 21:15 17:27 15:58 18:08 28:26 39:00 22:58 25:32 25:25 23:58 20:42 46:36 20:52 21:09 27:06 21:55 30:34 57:44 72:00 29:39