condition	mean	min	max
4 h after light	0.0335769	0.0	0.0671538
8 h after light	0.0266062	0.0	0.0532124
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0