condition mean min max 0 h after light 126.231 124.558 127.904 4 h after light 58.2458 56.1648 60.3268 8 h after light 49.9083 48.9884 50.8282 4 h after dark 77.07015 73.9339 80.2064 8 h after dark 82.82509999999999 81.1437 84.5065 12 h after dark 89.0372 75.2834 102.791