condition	mean	min	max
4 h after light	7.633353	7.633353	7.633353
8 h after light	8.1144455	7.51196	8.716931
12 h after light	7.257258	6.881163	7.633353
4 h after dark	6.9814855	6.941799	7.021172
8 h after dark	8.270396999999999	7.799041	8.741753
12 h after dark	9.517328	9.517328	9.517328