condition	mean	min	max
4 h after light	4.843426666666667	4.70195	5.07481
8 h after light	4.82979	4.62023	5.10746
12 h after light	4.73075	4.55852	4.9065199999999995
4 h after dark	4.74831	4.67512	4.886340000000001
8 h after dark	4.870826666666667	4.72055	5.1305
12 h after dark	4.869203333333333	4.68987	5.18573