condition mean min max 3 h after light 6.76242 4.85968 9.57626 6 h after light 6.13909 3.90085 9.37477 9 h after light 7.3468599999999995 3.58982 9.58902 12 h after light 10.537983333333333 6.11515 14.8013 3 h after dark 40.42073333333333 27.6543 50.343 6 h after dark 26.8699 23.9891 30.4009 9 h after dark 22.495266666666666 20.5749 25.733 12 h after dark 13.470893333333333 9.18568 21.081