condition	mean	min	max
4 h after light	7.87819	4.91152	11.2656
8 h after light	5.87084	1.29381	10.5671
12 h after light	7.025226666666667	4.02245	9.77129
4 h after dark	8.032753333333332	5.53352	9.69062
8 h after dark	7.3617300000000006	4.93523	9.61658
12 h after dark	8.479523333333333	7.49217	9.87913