condition	mean	min	max
4 h after light	0.015111	0.0	0.030222
8 h after light	0.0119739	0.0	0.0239478
12 h after light	0.01395365	0.0	0.0279073
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0214638	0.0	0.0480777