condition mean min max 1 h after light 7.974020140333333 6.638237848999999 9.323475712999999 3 h after light 8.197983492666667 5.883222635 9.549684079 5 h after light 8.532703301333333 6.961399042 9.526347003 7 h after light 8.426228277 7.295503012999999 9.597643765 9 h after light 9.070176478333334 8.505714822 9.9117145 11 h after light 8.936951829 8.144420701 9.347321542000001 13 h after light 10.692944757 9.734955281 12.24267856 15 h after light 9.461227410333333 8.610545946 10.990565199999999 1 h after dark 10.102507764 8.668356321000001 11.97215461 3 h after dark 10.984562942666667 9.195835407999999 12.27492861 5 h after dark 10.67777126 10.003585699999999 11.46193403 7 h after dark 11.453142905333333 9.385789966 13.55157713