condition mean min max 3 h after light 50.89743333333333 46.869 54.6371 6 h after light 56.320100000000004 51.8738 62.7331 9 h after light 66.93336666666667 60.7695 72.1847 12 h after light 75.3913 65.2889 82.3267 3 h after dark 82.02576666666667 76.7664 85.9719 6 h after dark 67.7701 64.704 73.2488 9 h after dark 56.995466666666665 52.0763 64.7016 12 h after dark 50.003600000000006 46.9947 53.0125