1930 0.319822 3.126736 -7.1894% 1920 0.562502 1.777771 -13.0688% 1919 2.070620 0.482947 15.7925% 1918 2.110961 0.473718 14.2845% 1917 0.904762 1.105263 16.6637% 1916 0.114002 8.771768 20.0069% 1915 0.646238