condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.03284445	0.0	0.0656889
8 h after light	0.0	0.0	0.0
4 h after dark	0.03178335	0.0	0.0635667
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0