condition mean min max 4 h after light 10.9944925 9.918354 12.070631 8 h after light 12.210436 11.862629 12.558243 12 h after light 12.1862125 11.484094 12.888331 4 h after dark 14.026769 13.666132 14.387406 8 h after dark 13.3650995 10.810309 15.91989 12 h after dark 11.32929 11.32929 11.32929