condition	mean	min	max
4 h after light	9.089485	9.04206	9.13691
8 h after light	14.35595	13.6315	15.0804
12 h after light	23.000700000000002	20.9136	25.0878
4 h after dark	9.606323333333334	9.04969	10.0039
8 h after dark	6.055946666666666	4.92724	6.75761
12 h after dark	7.686263333333333	6.30168	8.9942