38
8:57
artificial lighting
38
8:57
37
27:13
46
31:48
32
2:52
36
14:24
34
10:42
34
12:22
35
10:55
28
23:40
34
14:49
34
16:08
44
13:40
37
7:07
40
4:11
31
2:29
31
12:35
30
5:10
30
7:10
37
27:58
36
24:17
37
18:50
33
5:45
33
9:25
38
24:47
35
24:14
32
3:16
34
11:12
41
2:03
36
17:46
55
1:57:17
32
46:17
39
14:17
27
5:04
42
17:51
35
1:15
34
1:31
36
8:43
33
13:54
40
7:30
37
40:07
39
1:41
45
31:43
31
4:15
30
9:19
36
5:30
35
9:38
34
4:14
37
2:05
32
46:01
37
58:18