About Tree Worker Cerification results of 7,416
37:54 31:58 50:53 60:29 27:00 24:53 31:05 79:51 24:58 29:36 30:12 23:18 42:31 31:52 29:39 32:43 34:52 34:48 41:56 76:35 47:51 22:09 33:12 29:54 33:07 32:40 54:10 29:21 21:16 53:21 52:00 31:49 43:51 27:01 26:15 26:10 20:14 28:01 26:07 27:17 27:32 29:53 27:55 32:55 26:23 39:37