condition	mean	min	max
3 h after light	9.198106666666666	4.31144	13.3987
7 h after light	9.4591475	5.01875	15.9726
11 h after light	10.141581666666667	6.02482	15.5965
2 h after dark	10.170640833333334	6.44307	13.6596
6 h after dark	10.092455833333334	6.23774	15.2482
10 h after dark	9.5457225	3.91687	16.5473