condition mean min max 4 h after light 114.1 114.1 114.1 8 h after light 158.5 111.8 205.2 12 h after light 149.15 141.3 157.0 4 h after dark 124.8 115.1 134.5 8 h after dark 124.8 85.1 164.5 12 h after dark 125.9 99.9 151.9