1921 1.494801 0.668986 -7.1894% 1920 1.758668 0.568612 -13.0688% 1919 0.145096 6.891992 15.7925% 1918 0.084755 11.798695 14.2845% 1917 0.184210 5.428601 16.6637% 1916 0.044662 22.390161 20.0069% 1915 1.283717 0.778988