condition mean min max 4 h after light 86.354213 36.25966 136.448766 8 h after light 149.0865215 93.196698 204.976345 12 h after light 82.337649 41.717108 122.95819 4 h after dark 21.4256935 15.383733 27.467654 8 h after dark 13.051915000000001 11.134361 14.969469 12 h after dark 9.09191 9.09191 9.09191