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	0.0	0.0	0.0
4 h after dark	0.115049	0.0	0.186774
8 h after dark	0.104062	0.0	0.312186
12 h after dark	0.0	0.0	0.0