condition	mean	min	max
0 h after light	8.02973	7.55026	8.5092
4 h after light	2.83824	2.79155	2.88493
8 h after light	5.16249	1.92143	8.40355
4 h after dark	7.893425000000001	7.44462	8.34223
8 h after dark	2.796355	1.87468	3.71803
12 h after dark	1.3932425	0.942515	1.84397