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	0.16493466666666667	0.0	0.494804
8 h after dark	0.0	0.0	0.0
12 h after dark	0.19095866666666667	0.0	0.387534