About shadowing technique results of 3,321
20:13 20:04 19:17 24:06 31:48 20:02 18:07 60:29 25:04 24:44 86:41 63:43 70:51 44:51 177:11 54:31 52:27 59:20 53:41 88:34 117:11 58:10 25:40 24:46 29:04 28:32 25:35 20:48 26:36 25:36 24:58 22:29 19:01 31:01 23:07 20:41 22:02 31:04 30:34 18:25 24:05 26:21 18:08 26:33 31:33 21:42