condition	mean	min	max
4 h after light	0.143305	0.0	0.28661
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.374728	0.0	0.749456
8 h after dark	0.0	0.0	0.0
12 h after dark	0.03458995	0.0	0.0691799