condition	mean	min	max
4 h after light	4.7279599999999995	4.59186	4.83896
8 h after light	4.72047	4.68346	4.76272
12 h after light	4.613296666666667	4.45535	4.69654
4 h after dark	4.76908	4.67274	4.8427
8 h after dark	4.689843333333333	4.5694	4.7929
12 h after dark	4.694423333333334	4.637230000000001	4.7564400000000004