condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
4 h after dark	1.780865	0.0	3.56173
8 h after dark	3.572635	3.55764	3.58763
12 h after dark	0.0	0.0	0.0