condition	mean	min	max
4 h after light	0.0227276	0.0	0.0454552
8 h after light	0.0	0.0	0.0
12 h after light	0.0300637	0.0	0.0601274
4 h after dark	0.01004825	0.0	0.0200965
8 h after dark	0.00496369	0.0	0.00992738
12 h after dark	0.04423315	0.0390939	0.0493724