06:36
8
student
08:22
1
10:43
6
09:54
5
15:09
5
16:47
14
10:10
4
10:39
7
08:55
6
07:37
4
18:25
30
12:26
11
09:57
6
12:38
10
10:10
6
06:45
8
10:47
28
08:18
5
14:05
16
12:28
10
12:27
22
08:25
2
10:08
4
10:11
11
10:10
18
28:52
6
15:30
4
10:59
9
05:10
3
13:10
21