condition	mean	min	max
0 h after light	7.203255	6.35496	8.05155
4 h after light	9.20717	9.03261	9.38173
8 h after light	7.5164800000000005	6.91976	8.1132
4 h after dark	8.125485	7.02902	9.22195
8 h after dark	7.639419999999999	7.18887	8.08997
12 h after dark	7.831335	7.79708	7.86559