00:12 50
student
00:12 
00:10 99
00:45 104
10:00
65
09:00
73
29:00
48
32:00
86
39:00
84
28:00
44
31:00
90
50:00
102
42:00
51
43:00
104
07:00
99
07:00
79
24:20 54
12:11
106
17:04
79
10:32
59
06:18
113
