condition	mean	min	max
4 h after light	0.0162256	0.0	0.0324512
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0141427	0.0	0.0282854
8 h after dark	0.0140498	0.0	0.0280996
12 h after dark	0.0	0.0	0.0