condition	mean	min	max
4 h after light	1.5088359999999998	0.892432	2.12524
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.2326695	0.156601	0.308738
8 h after dark	0.5788274999999999	0.30671	0.850945
12 h after dark	1.31068	0.64122	1.98014