condition mean min max 0 h after light 91.0529 90.882 91.2238 4 h after light 66.781 54.1564 79.4056 8 h after light 139.8 130.041 149.559 4 h after dark 149.2485 122.042 176.455 8 h after dark 103.957 103.03 104.884 12 h after dark 76.6716 70.5328 82.8104