condition	mean	min	max
0 h after light	3.3230649999999997	2.95676	3.68937
4 h after light	1.479345	1.45501	1.50368
8 h after light	5.882300000000001	3.00444	8.76016
4 h after dark	5.44517	5.09285	5.79749
8 h after dark	5.83821	5.81371	5.86271
12 h after dark	5.110025	4.32499	5.89506