Year US Dollars adjusted for inflation)
1800 27790000
1801 27790000
1802 27790000
1803 27790000
1804 27790000
1805 27790000
1806 27790000
1807 27790000
1808 27790000
1809 27790000
1810 27790000
1811 27790000
1812 27790000
1813 27790000
1814 27790000
1815 27790000
1816 27790000
1817 27790000
1818 27790000
1819 27790000
1820 27790000
1821 28050000
1822 28310000
1823 28580000
1824 28850000
1825 29120000
1826 29390000
1827 29660000
1828 29940000
1829 30220000
1830 30500000
1831 30790000
1832 31080000
1833 31370000
1834 31660000
1835 31960000
1836 32260000
1837 32560000
1838 32860000
1839 33170000
1840 33480000
1841 33800000
1842 34110000
1843 34430000
1844 34750000
1845 35080000
1846 35410000
1847 35740000
1848 36070000
1849 36410000
1850 36750000
1851 37100000
1852 37440000
1853 37790000
1854 38150000
1855 38500000
1856 38860000
1857 39230000
1858 39600000
1859 39970000
1860 40340000
1861 40720000
1862 41100000
1863 41480000
1864 41870000
1865 42260000
1866 42660000
1867 43060000
1868 43460000
1869 43870000
1870 44280000
1871 44690000
1872 45110000
1873 45530000
1874 45960000
1875 46390000
1876 46820000
1877 47260000
1878 47700000
1879 48150000
1880 48600000
1881 49060000
1882 49520000
1883 49980000
1884 50450000
1885 50920000
1886 51400000
1887 51880000
1888 52360000
1889 52850000
1890 53350000
1891 53850000
1892 54350000
1893 54860000
1894 55370000
1895 55890000
1896 56410000
1897 56940000
1898 57470000
1899 58010000
1900 58560000
1901 59100000
1902 59660000
1903 60220000
1904 60780000
1905 61350000
1906 61920000
1907 62500000
1908 63090000
1909 63680000
1910 64270000
1911 64870000
1912 65480000
1913 66090000
1914 70180000
1915 74520000
1916 79120000
1917 84010000
1918 89200000
1919 94710000
1920 100600000
1921 106800000
1922 113400000
1923 120400000
1924 127800000
1925 135700000
1926 144100000
1927 153000000
1928 162500000
1929 172500000
1930 183200000
1931 194500000
1932 206500000
1933 219300000
1934 232800000
1935 247200000
1936 262500000
1937 278700000
1938 295900000
1939 314200000
1940 333600000
1941 354200000
1942 376100000
1943 399400000
1944 424100000
1945 450300000
1946 478100000
1947 507600000
1948 539000000
1949 572300000
1950 607700000
1951 636000000
1952 672900000
1953 718000000
1954 770900000
1955 831400000
1956 899400000
1957 975100000
1958 1059000000
1959 1151000000
1960 1253000000
1961 1366000000
1962 1488000000
1963 1622000000
1964 1765000000
1965 1918000000
1966 1848000000
1967 1942000000
1968 2206000000
1969 2537000000
1970 3307000000
1971 3538000000
1972 3658000000
1973 3247000000
1974 3659000000
1975 3897000000
1976 3986000000
1977 4063000000
1978 4463000000
1979 3856000000
1980 3840000000
1981 3571000000
1982 3656000000
1983 3582000000
1984 3645000000
1985 3806000000
1986 3766000000
1987 3977000000
1988 5349000000
1989 5931000000
1990 6139000000
1991 6434000000
1992 6462000000
1993 6491000000
1994 6654000000
1995 7044000000
1996 7071000000
1997 7209000000
1998 6976000000
1999 7036000000
2000 7182000000
2001 7214000000
2002 7247000000
2003 7258000000
2004 7319000000
2005 7381000000
2006 7802000000
2007 8130000000
2008 8244000000
2009 8441000000
2010 8734000000
2011 9033000000