condition	mean	min	max
2 h after light	20.315616666666667	13.7852	24.2522
6 h after light	13.6088	10.4418	18.6935
10 h after light	14.637018333333334	9.94285	27.9681
14 h after light	13.521125	7.24117	21.4712
18 h after light	14.0025	10.5649	18.2228
2 h after dark	16.773316666666666	10.7068	20.2003