condition	mean	min	max
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.58708	0.0	1.17416
8 h after dark	0.0	0.0	0.0
12 h after dark	1.46317	0.0	2.92634