condition	mean	min	max
0 h after light	0.5169725000000001	0.516512	0.517433
4 h after light	0.703296	0.654753	0.751839
8 h after light	0.6987875	0.375555	1.02202
4 h after dark	1.16193	1.08703	1.23683
8 h after dark	0.8387835	0.732839	0.944728
12 h after dark	0.8393900000000001	0.720832	0.957948