27:53
0
student
10:00
0
16:00
0
41:00
0
06:00
0
01:23
0
24:00
0
31:00
0
20:00
0
33:00
0
25:00
0
10:00
0
32:00
0
30:00
0
10:00
0
22:00
0
12:00
0
30:00
0
23:00
0
10:00
0
16:00
0
00:29
0
10:00
0
10:00
0
10:00 0
10:00
0
11:00
15
27:00
0
10:00
1
15:00
0
30:36
0
00:56
0
07:29
0
1
14:30
0
09:13
0
15:30
0
10:00
0
12:00
0
08:00
4
06:00
0
12:00
0
06:00
1
12:00
2
10:00
1
27:00
0
26:00
0
12:08
21
12:13
22
12:00
1
