condition	mean	min	max
4 h after light	4.885605	4.37242	5.39879
8 h after light	8.085185	6.7369	9.43347
12 h after light	15.508849999999999	14.8043	16.2134
4 h after dark	11.807	10.6364	12.6649
8 h after dark	7.509616666666667	6.37707	8.26412
12 h after dark	7.003963333333333	5.85684	8.45694