condition	mean	min	max
4 h after light	77.02	63.79	92.67
8 h after light	63.356111113333334	58.23666667	68.725
12 h after light	56.93666666666667	42.8	74.52
1.5 h after dark	59.69555555666667	47.27	73.42
5.5 h after dark	89.25	86.25	94.87666667
9.5 h after dark	75.10222222	64.25333333	93.38