condition	mean	min	max
4 h after light	0.41225750000000005	0.136531	0.687984
8 h after light	0.31652650000000004	0.298611	0.334442
12 h after light	0.5876555	0.272307	0.903004
4 h after dark	0.5381009999999999	0.362175	0.714027
8 h after dark	0.41430449999999996	0.119273	0.709336
12 h after dark	0.315153	0.234848	0.395458