condition mean min max 0 h after light 13.98365 11.923 16.0443 2 h after light 15.865549999999999 13.7618 17.9693 4 h after light 12.79025 12.1147 13.4658 8 h after light 14.661200000000001 14.5999 14.7225 12 h after light 17.61345 15.0338 20.1931 2 h after dark 17.2807 16.2109 18.3505 4 h after dark 17.9839 17.9688 17.999 8 h after dark 21.718899999999998 19.7505 23.6873 12 h after dark 13.054549999999999 11.2746 14.8345