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	0.1440085	0.0	0.288017
4 h after dark	0.063845	0.0	0.12769
8 h after dark	0.0315385	0.0	0.063077
12 h after dark	0.0	0.0	0.0