condition	mean	min	max
4 h after light	2.945865	2.15076	3.74097
8 h after light	4.7703299999999995	2.72363	6.81703
12 h after light	0.99302	0.0	1.98604
4 h after dark	0.0	0.0	0.0
8 h after dark	1.1086533333333333	0.0	3.32596
12 h after dark	1.52748	0.0	3.42147