condition mean min max 3 h after light 71.93585833333333 45.5431 140.997 7 h after light 69.918475 47.053 94.6981 11 h after light 51.91245833333333 36.2008 67.6137 2 h after dark 50.5953 34.7039 79.6839 6 h after dark 59.17536666666667 44.208 88.9561 10 h after dark 63.466408333333334 33.0388 99.4089