condition	mean	min	max
4 h after light	3.13517	0.0	6.27034
8 h after light	0.63503	0.0	1.27006
12 h after light	0.0	0.0	0.0
4 h after dark	0.0	0.0	0.0
8 h after dark	0.339707	0.0	0.679414
12 h after dark	0.0	0.0	0.0