condition mean min max 3 h after light 50.656641666666665 38.6751 62.4797 7 h after light 69.80860833333334 53.0775 93.0375 11 h after light 65.84075 51.2831 82.4234 2 h after dark 58.165641666666666 43.0592 69.6306 6 h after dark 54.209 44.4317 68.2662 10 h after dark 54.16000833333333 42.4471 69.1304