condition	mean	min	max
3 h after light	8.6372975	4.53874	18.437
7 h after light	9.218106666666667	6.23915	13.2614
11 h after light	9.779995	6.36182	14.0219
2 h after dark	9.694385833333333	7.07395	13.5956
6 h after dark	7.945823333333333	4.78069	11.2887
10 h after dark	8.031395	5.8218	9.78993