condition	mean	min	max
4 h after light	0.001344	0.0	0.002688
8 h after light	0.0071878	0.0	0.0143756
12 h after light	0.0	0.0	0.0
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