10:00
5
student
12:00
1
44:00
3
35:00
3
12:00
4
05:00
5
05:00
5
06:00
5
08:00
4
05:59
7
05:10
3
11:00
3
12:25
1
08:11 7
13:12 5
20:48 2
07:20 1
07:33 0
14:45
3
08:11
1
