condition mean min max 2 h after light 46.42346666666667 38.1829 52.833 6 h after light 45.84615 35.2002 54.5392 10 h after light 50.5185 34.3101 77.9778 14 h after light 52.2983 38.1362 61.7235 18 h after light 46.63281666666667 38.8491 58.2736 2 h after dark 68.2014 57.177 81.3234