condition	mean	min	max
0 h after light	8.68655	8.36635	9.00675
4 h after light	5.140359999999999	4.77128	5.50944
8 h after light	5.175314999999999	4.54422	5.80641
4 h after dark	13.57955	12.9691	14.19
8 h after dark	12.28795	12.2469	12.329
12 h after dark	8.204795	7.10809	9.3015