condition mean min max 0 h after light 34.72855 33.4165 36.0406 2 h after light 21.29375 21.0197 21.5678 4 h after light 14.28055 13.5899 14.9712 8 h after light 7.642955000000001 7.09974 8.18617 12 h after light 11.473 10.7398 12.2062 2 h after dark 14.57065 14.1961 14.9452 4 h after dark 14.3657 14.2512 14.4802 8 h after dark 21.587699999999998 21.2928 21.8826 12 h after dark 34.734049999999996 32.4185 37.0496