Year US Dollars adjusted for inflation) 1800 2158000 1801 2158000 1802 2158000 1803 2158000 1804 2158000 1805 2158000 1806 2158000 1807 2158000 1808 2158000 1809 2158000 1810 2158000 1811 2158000 1812 2158000 1813 2158000 1814 2158000 1815 2158000 1816 2158000 1817 2158000 1818 2158000 1819 2158000 1820 2158000 1821 2176000 1822 2193000 1823 2212000 1824 2229000 1825 2248000 1826 2266000 1827 2284000 1828 2303000 1829 2321000 1830 2340000 1831 2359000 1832 2379000 1833 2398000 1834 2418000 1835 2438000 1836 2457000 1837 2477000 1838 2497000 1839 2518000 1840 2538000 1841 2559000 1842 2579000 1843 2600000 1844 2622000 1845 2643000 1846 2665000 1847 2686000 1848 2708000 1849 2730000 1850 2752000 1851 2775000 1852 2798000 1853 2820000 1854 2843000 1855 2866000 1856 2890000 1857 2913000 1858 2937000 1859 2961000 1860 2985000 1861 3009000 1862 3033000 1863 3058000 1864 3083000 1865 3108000 1866 3134000 1867 3159000 1868 3185000 1869 3210000 1870 3237000 1871 3263000 1872 3290000 1873 3316000 1874 3343000 1875 3371000 1876 3398000 1877 3426000 1878 3454000 1879 3482000 1880 3510000 1881 3539000 1882 3567000 1883 3596000 1884 3626000 1885 3655000 1886 3685000 1887 3715000 1888 3745000 1889 3776000 1890 3806000 1891 3837000 1892 3869000 1893 3900000 1894 3932000 1895 3964000 1896 3996000 1897 4029000 1898 4061000 1899 4094000 1900 4128000 1901 4161000 1902 4195000 1903 4229000 1904 4263000 1905 4299000 1906 4333000 1907 4369000 1908 4404000 1909 4440000 1910 4476000 1911 4512000 1912 4550000 1913 4587000 1914 4704000 1915 4825000 1916 4950000 1917 5077000 1918 5208000 1919 5342000 1920 5479000 1921 5620000 1922 5765000 1923 5913000 1924 6065000 1925 6221000 1926 6382000 1927 6546000 1928 6715000 1929 6887000 1930 7064000 1931 7246000 1932 7432000 1933 7623000 1934 7820000 1935 8021000 1936 8227000 1937 8439000 1938 8656000 1939 8879000 1940 9108000 1941 9342000 1942 9583000 1943 9829000 1944 10080000 1945 10340000 1946 10610000 1947 10880000 1948 11160000 1949 11450000 1950 11740000 1951 12060000 1952 12500000 1953 13010000 1954 13550000 1955 14080000 1956 14600000 1957 15110000 1958 15610000 1959 16120000 1960 16660000 1961 17240000 1962 17850000 1963 18430000 1964 18940000 1965 19330000 1966 19580000 1967 19720000 1968 19780000 1969 19840000 1970 19960000 1971 20140000 1972 20410000 1973 20790000 1974 21090000 1975 21600000 1976 22350000 1977 23300000 1978 24410000 1979 25620000 1980 26880000 1981 28170000 1982 29490000 1983 30760000 1984 31850000 1985 32700000 1986 33270000 1987 33580000 1988 33710000 1989 33780000 1990 33880000 1991 34510000 1992 35190000 1993 35910000 1994 36670000 1995 37460000 1996 38280000 1997 39150000 1998 40030000 1999 40880000 2000 41660000 2001 42360000 2002 44590000 2003 46850000 2004 49140000 2005 51460000 2006 53380000