condition mean min max 4 h after light 112.631 106.581 118.681 8 h after light 112.3475 104.066 120.629 12 h after light 108.627 100.562 116.692 4 h after dark 142.1575 120.604 163.711 8 h after dark 134.958 126.642 143.274 12 h after dark 125.00450000000001 116.036 133.973