condition	mean	min	max
0 h after light	2.60549	2.30125	2.90973
4 h after light	5.060995	4.8373	5.28469
8 h after light	14.456700000000001	13.6361	15.2773
4 h after dark	13.63675	12.6841	14.5894
8 h after dark	8.178999999999998	8.14468	8.21332
12 h after dark	3.6986749999999997	3.05876	4.33859