condition	mean	min	max
4 h after light	18.3039	17.381	19.2268
8 h after light	20.742449999999998	20.6649	20.82
12 h after light	30.701	29.1442	32.2578
4 h after dark	39.216049999999996	37.6502	40.7819
8 h after dark	36.38615	36.1882	36.5841
12 h after dark	25.828899999999997	25.7536	25.9042