condition	mean	min	max
4 h after light	14.746400000000001	13.9389	15.5539
8 h after light	10.857800000000001	10.5536	11.162
12 h after light	10.417545	9.38109	11.454
4 h after dark	13.1471	12.3767	14.0072
8 h after dark	14.049433333333333	12.8719	14.8834
12 h after dark	12.824866666666667	12.1137	13.1837