condition mean min max 3 h after light 4.965473333333334 4.20333 5.57939 6 h after light 7.7462 7.13062 8.06594 9 h after light 9.189893333333334 8.83715 9.88921 12 h after light 8.4583675 4.18506 12.3963 3 h after dark 10.60134 9.32812 12.396 6 h after dark 9.01446 8.61104 9.59396 9 h after dark 6.951133333333333 5.89173 7.57101 12 h after dark 3.2175849999999997 3.12885 3.30632