condition	mean	min	max
4 h after light	13.3317	10.7487	15.9147
8 h after light	7.421894999999999	7.31204	7.53175
12 h after light	6.698365	6.34228	7.05445
4 h after dark	7.693186666666667	7.12093	8.11971
8 h after dark	8.998233333333333	7.89881	10.803
12 h after dark	12.740566666666666	12.4896	13.001