condition mean min max 3 h after light 125.38066666666667 118.429 135.53 6 h after light 73.68990000000001 67.5754 80.9012 9 h after light 51.8697 46.3619 57.3855 12 h after light 74.142875 55.1625 112.794 3 h after dark 110.91166666666666 103.422 122.197 6 h after dark 146.18066666666667 137.182 153.577 9 h after dark 139.214 123.261 152.574 12 h after dark 113.4257 99.9924 126.859