condition mean min max 3 h after light 46.19696666666667 43.875 49.0267 6 h after light 43.1899 38.4898 45.9112 9 h after light 45.334 38.4673 52.1174 12 h after light 50.2372 43.8501 53.7188 3 h after dark 56.0487 55.0472 57.8412 6 h after dark 53.2641 52.6427 53.823 9 h after dark 47.769933333333334 40.1696 53.7872 12 h after dark 42.87853333333334 38.9046 47.3564