condition mean min max 3 h after light 57.4249 53.6533 60.3748 6 h after light 62.3102 58.8007 66.6944 9 h after light 75.04203333333334 62.6837 95.0197 12 h after light 84.984 69.538 99.2628 3 h after dark 84.7547 77.8664 94.6308 6 h after dark 53.62713333333333 44.3164 65.9669 9 h after dark 43.40493333333333 33.5897 52.8776 12 h after dark 28.337866666666667 27.3812 30.0407