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	0.009134	0.0	0.018268
4 h after dark	0.0085954	0.0	0.0257862
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0