Year Million Current Dollars 1915 1180.00 1916 1315.00 1917 1125.00 1918 870.000 1919 1775.00 1920 1885.00 1921 1980.00 1922 3155.00 1923 4170.00 1924 4805.00 1925 5160.00 1926 5190.00 1927 4830.00 1928 4510.00 1929 3380.00 1930 1875.00 1931 1495.00 1932 590.000 1933 435.000 1934 580.000 1935 960.000 1936 1505.00 1937 1795.00 1938 1915.00 1939 2590.00 1940 2895.00 1941 3415.00 1942 1665.00 1943 870.000 1944 790.000 1945 1236.00 1946 4607.00