condition mean min max 0 h after light 15.1794 14.1172 16.2416 2 h after light 13.12335 12.0911 14.1556 4 h after light 13.06445 13.0302 13.0987 8 h after light 11.604714999999999 9.90503 13.3044 12 h after light 15.035799999999998 14.2694 15.8022 2 h after dark 15.450050000000001 14.9777 15.9224 4 h after dark 16.783949999999997 16.2614 17.3065 8 h after dark 21.68025 19.5149 23.8456 12 h after dark 16.8629 16.8159 16.9099