condition	mean	min	max
4 h after light	16.7486	16.2541	17.2431
8 h after light	8.055175	6.13145	9.9789
12 h after light	12.00315	10.4269	13.5794
4 h after dark	15.0102	13.6159	16.4045
8 h after dark	16.748350000000002	15.0622	18.4345
12 h after dark	16.3679	15.9414	16.7944