10:27
11
students
15:00
156
14:52
54
01:06
9
12:58
24
16:55
10
30:00
0
26:00
0
12:39
5
07:39
2
17:30
1
28:12
6
10:24
7
10:20
5
06:10
3
09:25
8
15:30
6
01:08
2
12:54
5
29:35
7
10:11
4
10:50
45
11:59
3
06:39
17
08:00
11
08:00
10
08:00
20
18:00:41
69
08:00
15
07:30
6