condition mean min max 4 h after light 90.50881799999999 89.483432 91.534204 8 h after light 94.99950849999999 91.82347 98.175547 12 h after light 101.620853 98.175547 105.066159 4 h after dark 118.93422799999999 95.597627 142.270829 8 h after dark 111.1874785 96.333684 126.041273 12 h after dark 89.225326 89.225326 89.225326