Year US Dollars adjusted for inflation)
1800 64870000
1801 64870000
1802 64870000
1803 64870000
1804 64870000
1805 64870000
1806 64870000
1807 64870000
1808 64870000
1809 64870000
1810 64870000
1811 64870000
1812 64870000
1813 64870000
1814 64870000
1815 64870000
1816 64870000
1817 64870000
1818 64870000
1819 64870000
1820 64870000
1821 65420000
1822 65970000
1823 66520000
1824 67080000
1825 67640000
1826 68210000
1827 68780000
1828 69360000
1829 69940000
1830 70530000
1831 71120000
1832 71720000
1833 72320000
1834 72930000
1835 73540000
1836 74160000
1837 74780000
1838 75410000
1839 76040000
1840 76680000
1841 77320000
1842 77970000
1843 78620000
1844 79280000
1845 79950000
1846 80620000
1847 81300000
1848 81980000
1849 82670000
1850 83360000
1851 84060000
1852 84770000
1853 85480000
1854 86200000
1855 86920000
1856 87650000
1857 88380000
1858 89130000
1859 89870000
1860 90630000
1861 91390000
1862 92160000
1863 92930000
1864 93710000
1865 94500000
1866 95290000
1867 96090000
1868 96890000
1869 97710000
1870 98530000
1871 99360000
1872 100200000
1873 101000000
1874 101900000
1875 102700000
1876 103600000
1877 104500000
1878 105300000
1879 106200000
1880 107100000
1881 108000000
1882 108900000
1883 109800000
1884 110800000
1885 111700000
1886 112600000
1887 113600000
1888 114500000
1889 115500000
1890 116500000
1891 117400000
1892 118400000
1893 119400000
1894 120400000
1895 121400000
1896 122400000
1897 123500000
1898 124500000
1899 125600000
1900 126600000
1901 128200000
1902 129800000
1903 131400000
1904 133000000
1905 134700000
1906 136300000
1907 138000000
1908 139700000
1909 141500000
1910 143200000
1911 145000000
1912 146800000
1913 148600000
1914 150500000
1915 152300000
1916 154200000
1917 156100000
1918 158100000
1919 160000000
1920 162000000
1921 164000000
1922 166100000
1923 168100000
1924 170200000
1925 172300000
1926 174400000
1927 176600000
1928 178800000
1929 181000000
1930 183300000
1931 185500000
1932 187800000
1933 190200000
1934 192500000
1935 194900000
1936 197300000
1937 199800000
1938 202300000
1939 204800000
1940 207300000
1941 209900000
1942 212500000
1943 215100000
1944 217800000
1945 220500000
1946 223200000
1947 226000000
1948 228800000
1949 231600000
1950 234500000
1951 251600000
1952 270300000
1953 290600000
1954 312600000
1955 336300000
1956 361800000
1957 389300000
1958 419000000
1959 451000000
1960 485700000
1961 554500000
1962 633400000
1963 723900000
1964 827600000
1965 946600000
1966 903400000
1967 1086000000
1968 1158000000
1969 1304000000
1970 1595000000
1971 2008000000
1972 2174000000
1973 2988000000
1974 6667000000
1975 6750000000
1976 8247000000
1977 7995000000
1978 8927000000
1979 9862000000
1980 11410000000
1981 11620000000
1982 10670000000
1983 11780000000
1984 11600000000
1985 10700000000
1986 8626000000
1987 7957000000
1988 7507000000
1989 10150000000
1990 10140000000
1991 10930000000
1992 10430000000
1993 10370000000
1994 11170000000
1995 11490000000
1996 12800000000
1997 10720000000
1998 9298000000
1999 10320000000
2000 12780000000
2001 12080000000
2002 11940000000
2003 13090000000
2004 14900000000
2005 20370000000
2006 20600000000
2007 20920000000
2008 25130000000
2009 23110000000
2010 28910000000
2011 26780000000
2012 28390000000
2013 30210000000