condition mean min max 0 h after light 8.18561 8.14067 8.23055 2 h after light 11.590440000000001 9.46928 13.7116 4 h after light 25.5931 18.5312 32.655 8 h after light 23.7133 20.0933 27.3333 12 h after light 20.844 15.1058 26.5822 2 h after dark 22.573875 8.46435 36.6834 4 h after dark 27.667550000000002 22.6289 32.7062 8 h after dark 19.27635 17.289 21.2637 12 h after dark 16.844099999999997 15.5262 18.162