condition mean min max 3 h after light 14.318299999999999 11.599 17.6728 6 h after light 11.837883333333334 7.95305 14.5949 9 h after light 17.1496 16.08 18.4193 12 h after light 22.042675 15.6406 33.0157 3 h after dark 18.599666666666668 18.2628 19.2312 6 h after dark 17.178633333333334 15.1094 19.9902 9 h after dark 13.5554 11.3774 15.1774 12 h after dark 22.09855 19.8869 24.3102