condition	mean	min	max
4 h after light	6.404373333333333	4.486	8.8712
8 h after light	9.08335	3.29945	13.7734
12 h after light	7.13636	4.97001	8.25906
4 h after dark	6.18919	5.86037	6.53121
8 h after dark	9.04696	6.67108	11.0664
12 h after dark	10.607633333333332	9.0831	11.3959