condition	mean	min	max
4 h after light	9.28147	9.08649	9.51704
8 h after light	7.930846666666667	7.7542100000000005	8.06063
12 h after light	9.266623333333333	9.07174	9.496960000000001
4 h after dark	9.88199	9.70085	10.01742
8 h after dark	10.083063333333333	9.95813	10.25039
12 h after dark	9.43782	9.15964	9.6651