condition mean min max 0 h after light 75.80215 74.7751 76.8292 4 h after light 49.183800000000005 47.5741 50.7935 8 h after light 44.6965 42.287 47.106 4 h after dark 60.8546 57.4328 64.2764 8 h after dark 74.09325000000001 69.8216 78.3649 12 h after dark 64.85675 64.7819 64.9316