condition mean min max 2 h after light 60.39038333333333 52.7995 66.8447 6 h after light 55.883583333333334 48.3361 64.894 10 h after light 45.66446666666667 36.2187 68.727 14 h after light 40.536100000000005 29.882 49.2775 18 h after light 44.42876666666667 38.9299 52.5979 2 h after dark 53.96585 46.5604 65.4264