condition	mean	min	max
4 h after light	0.8151575	0.476875	1.15344
8 h after light	10.009915	9.03363	10.9862
12 h after light	14.25915	13.0786	15.4397
4 h after dark	13.80625	13.1071	14.5054
8 h after dark	5.852715	5.34633	6.3591
12 h after dark	4.539865	4.4295	4.65023