condition	mean	min	max
4 h after light	4.78519	4.73442	4.83591
8 h after light	4.70835	4.58597	4.7835
12 h after light	4.79649	4.77646	4.80764
4 h after dark	4.647903333333333	4.56813	4.69722
8 h after dark	4.77761	4.67012	4.9095
12 h after dark	4.79185	4.72128	4.847980000000001