condition	mean	min	max
4 h after light	13.389949999999999	12.2159	14.564
8 h after light	4.6302900000000005	4.30517	4.95541
12 h after light	9.75068	8.92086	10.5805
4 h after dark	12.541	12.1996	13.1402
8 h after dark	7.200643333333334	6.23083	7.8364
12 h after dark	9.601246666666666	8.34605	11.6904