condition mean min max 2 h after light 80.51246666666667 76.7827 83.611 6 h after light 46.41133333333333 44.7905 48.1281 10 h after light 49.861399999999996 47.1874 52.3786 2 h after dark 50.8348 50.1511 52.0059 6 h after dark 27.8336 27.5934 28.2346 10 h after dark 34.161500000000004 33.5296 34.6616