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	0.316764	0.0	0.950292
4 h after dark	0.39914333333333335	0.0	1.19743
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0