condition mean min max 4 h after light 31.438000000000002 23.882 38.994 8 h after light 19.59785 19.507 19.6887 12 h after light 78.20445000000001 77.4939 78.915 4 h after dark 116.45 111.695 123.796 8 h after dark 109.3412 99.9446 114.447 12 h after dark 58.8903 54.8446 62.0754