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	0.03300135	0.0	0.0660027
8 h after dark	0.0163022	0.0	0.0326044
12 h after dark	0.032099	0.0	0.064198