condition	mean	min	max
2 h after light	12.972616666666667	10.7168	15.2834
6 h after light	10.08	7.96437	12.6137
10 h after light	8.151765	6.47504	10.6382
14 h after light	9.526621666666667	8.51162	11.2172
18 h after light	9.965085	8.99377	10.945
2 h after dark	7.96828	5.07706	12.2465