condition mean min max 3 h after light 104.2045 87.5425 115.474 6 h after light 88.4887 79.7783 100.75 9 h after light 97.03693333333334 86.9557 110.455 12 h after light 89.7815 77.7204 103.443 3 h after dark 171.47033333333334 159.195 180.258 6 h after dark 231.196 222.775 247.353 9 h after dark 234.977 205.727 266.424 12 h after dark 217.403 166.342 260.358