condition mean min max 0 h after light 14.4381 12.5272 16.349 2 h after light 10.79375 10.7903 10.7972 4 h after light 7.157525 6.69314 7.62191 8 h after light 3.619115 3.16615 4.07208 12 h after light 10.30535 7.4374 13.1733 2 h after dark 10.270035 7.96587 12.5742 4 h after dark 16.58535 14.869 18.3017 8 h after dark 21.43575 19.5068 23.3647 12 h after dark 14.1186 12.736 15.5012