condition	mean	min	max
4 h after light	0.250677	0.0	0.501354
8 h after light	0.0	0.0	0.0
12 h after light	0.1028585	0.0	0.205717
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0