condition	mean	min	max
3 h after light	4.485865	2.44299	7.61599
7 h after light	4.455174166666667	1.75926	7.88661
11 h after light	6.8830583333333335	4.90646	9.65555
2 h after dark	6.495558333333333	4.6604	9.90834
6 h after dark	5.39607	3.28418	7.08519
10 h after dark	4.7319625	1.5082	8.30078