condition mean min max 0 h after light 46.83945 34.243 59.4359 2 h after light 51.77865 46.4655 57.0918 4 h after light 49.1526 48.1489 50.1563 8 h after light 96.3365 80.994 111.679 12 h after light 98.49955 95.8601 101.139 2 h after dark 67.4619 61.7954 73.1284 4 h after dark 76.81135 75.0844 78.5383 8 h after dark 65.0127 63.5317 66.4937 12 h after dark 50.74365 39.9931 61.4942