About subtracting results of 181
12:50
11:04
13:34
15:31
15:25
47:42
17:16
12:32
13:00
12:41
17:01
12:50
47:16
16:56
15:47
11:10
17:15
53:13
13:57
14:49
36:40
19:16
17:44
28:50
26:49
93:05
22:57
21:21
19:02
24:14
22:44
17:31
25:38
81:47
20:31
23:56
44:48
203:39
25:38
21:53
81:28
71:16
52:57
82:00
28:22
27:16