condition mean min max 0 h after light 44.0797 40.6551 47.5043 4 h after light 36.76455 33.0171 40.512 8 h after light 17.273850000000003 15.6033 18.9444 4 h after dark 28.9792 22.6908 35.2676 8 h after dark 47.4634 40.0018 54.925 12 h after dark 45.7059 42.9203 48.4915