condition	mean	min	max
4 h after light	14.903189000000001	12.634137	17.172241
8 h after light	15.225842	13.242616	17.209068
12 h after light	14.638192	13.422329	15.854055
4 h after dark	15.116636	13.350456	16.882816
8 h after dark	12.885565	12.600934	13.170196
12 h after dark	10.934679	10.934679	10.934679