condition mean min max 3 h after light 41.40023333333333 40.556 42.158 6 h after light 40.6645 35.9965 45.4214 9 h after light 39.4159 38.8359 39.7356 12 h after light 44.5193 43.7987 45.049 3 h after dark 61.5053 58.0062 64.9062 6 h after dark 50.81766666666667 50.3539 51.57 9 h after dark 42.341633333333334 38.0993 46.9427 12 h after dark 41.9369 38.2894 49.122