condition	mean	min	max
0 h after light	6.859775	6.65801	7.06154
4 h after light	10.969695000000002	9.66529	12.2741
8 h after light	12.8637	11.7548	13.9726
4 h after dark	17.0384	13.434	20.6428
8 h after dark	14.457650000000001	13.6967	15.2186
12 h after dark	10.33788	6.55426	14.1215