condition	mean	min	max
4 h after light	6.30879	3.49318	8.65482
8 h after light	4.71068	1.15597	8.73718
12 h after light	5.286083333333334	3.0455	7.54657
4 h after dark	8.81291	6.0666	10.9529
8 h after dark	8.042116666666667	6.16049	9.1925
12 h after dark	9.248443333333332	7.96701	11.7449