condition	mean	min	max
0 h after light	0.30417000000000005	0.284162	0.324178
4 h after light	0.24172149999999998	0.123868	0.359575
8 h after light	1.0986699999999998	1.04236	1.15498
4 h after dark	0.7376795	0.719196	0.756163
8 h after dark	0.6806464999999999	0.523195	0.838098
12 h after dark	0.31889449999999997	0.202339	0.43545