About plank exercises results of 1,836
30:59
23:46
26:23
27:40
29:08
22:39
34:35
27:54
31:12
28:27
33:48
25:08
30:04
73:32
78:22
95:59
38:48
56:45
75:53
51:51
28:47
40:57
26:01
23:05
42:58
31:32
40:40
23:09
33:46
35:04
21:11
23:49
24:48
30:28
28:48
29:52
34:58
71:18
135:40
113:52
54:55
41:39
59:01
175:26
104:13
33:56