condition	mean	min	max
0 h after light	27.543349999999997	27.3193	27.7674
4 h after light	7.213525	5.41563	9.01142
8 h after light	6.3243849999999995	5.91603	6.73274
4 h after dark	22.22055	20.2948	24.1463
8 h after dark	16.45195	15.0963	17.8076
12 h after dark	18.82045	18.2943	19.3466