condition	mean	min	max
2 h after light	14.7718	11.4391	20.4806
6 h after light	9.61466	7.09477	13.1885
10 h after light	9.90741	6.43129	13.5933
14 h after light	10.126063333333333	6.04305	13.5975
18 h after light	11.302573333333333	9.53604	12.6733
2 h after dark	10.958415	8.21611	13.462