Internal measurement study

0
0
15:54
13:19
25:40
15:00
27:06
06:13
12:38
08:07
07:59
07:58
07:58
06:13
53:48
35:08
16:57
04:56
11:59
20:03
11:59
34:51
06:00
46:33
08:48
08:12
07:00
06:58
31:08
06:56
27:00
10:01
05:08
06:15
01:58:07
04:56
13:38
09:02
05:00
33:26
06:57
06:56