37
47:35
artificial lighting
37
47:35
36
4:24
37
3:44
37
15:32
34
5:06
46
9:50
34
15:33
33
9:20
39
1:21
34
20:57
42
4:37
36
4:17
33
6:57
34
17:38
36
11:17
35
6:25
38
12:54
37
8:33
31
30:25
45
1:02:00
37
38:52
45
51:49
33
3:50
42
6:01
33
17:01
33
12:10
38
4:17
29
5:49
30
6:43
37
40:11
40
4:39
42
57:37
34
27:00
34
2:33:28
33
3:57
37
31:17
32
18:27
39
2:44
34
2:28:35
40
15:57
33
12:49
50
24:48
37
53:28
31
4:46
37
20:17
36
44:23
31
8:59
33
19:27
35
13:26
33
2:09:00