condition mean min max 4 h after light 0.7589910000000001 0.416932 1.10105 8 h after light 0.349471 0.30061 0.398332 12 h after light 0.38044449999999996 0.348356 0.412533 4 h after dark 0.7538503333333333 0.581395 0.946444 8 h after dark 0.9946546666666667 0.86905 1.20924 12 h after dark 0.897641 0.862455 0.932975