condition	mean	min	max
4 h after light	0.2248265	0.0	0.449653
8 h after light	0.0	0.0	0.0
12 h after light	0.1486985	0.0	0.297397
4 h after dark	0.097983	0.0	0.195966
8 h after dark	0.0	0.0	0.0
12 h after dark	0.1628005	0.0	0.325601