condition	mean	min	max
3 h after light	6.045493333333333	3.68741	9.52446
6 h after light	7.366663333333333	6.5814	7.86505
9 h after light	8.407646666666666	7.27157	9.47876
12 h after light	9.60888	7.45588	13.892
3 h after dark	10.72875	7.12935	14.6168
6 h after dark	8.98914	7.73109	10.6998
9 h after dark	9.100299999999999	7.71232	10.0804
12 h after dark	6.96354	4.72651	9.20057