condition	mean	min	max
4 h after light	0.512985	0.0	1.02597
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.2223355	0.0	0.444671
12 h after dark	0.4377775	0.0	0.875555