Year US Dollars adjusted for inflation) 1800 2634000000 1801 2638000000 1802 2642000000 1803 2646000000 1804 2650000000 1805 2654000000 1806 2659000000 1807 2663000000 1808 2667000000 1809 2671000000 1810 2676000000 1811 2680000000 1812 2684000000 1813 2688000000 1814 2693000000 1815 2697000000 1816 2701000000 1817 2705000000 1818 2710000000 1819 2714000000 1820 2718000000 1821 2741000000 1822 2763000000 1823 2786000000 1824 2809000000 1825 2832000000 1826 2855000000 1827 2879000000 1828 2902000000 1829 2926000000 1830 2950000000 1831 2975000000 1832 2999000000 1833 3024000000 1834 3049000000 1835 3074000000 1836 3099000000 1837 3124000000 1838 3150000000 1839 3176000000 1840 3202000000 1841 3228000000 1842 3255000000 1843 3282000000 1844 3309000000 1845 3336000000 1846 3363000000 1847 3391000000 1848 3419000000 1849 3447000000 1850 3475000000 1851 3504000000 1852 3533000000 1853 3562000000 1854 3591000000 1855 3620000000 1856 3650000000 1857 3680000000 1858 3710000000 1859 3741000000 1860 3772000000 1861 3803000000 1862 3834000000 1863 3866000000 1864 3897000000 1865 3929000000 1866 3962000000 1867 3994000000 1868 4027000000 1869 4060000000 1870 4094000000 1871 4127000000 1872 4161000000 1873 4195000000 1874 4230000000 1875 4265000000 1876 4300000000 1877 4335000000 1878 4371000000 1879 4407000000 1880 4443000000 1881 4479000000 1882 4516000000 1883 4553000000 1884 4591000000 1885 4628000000 1886 4667000000 1887 4705000000 1888 4744000000 1889 4783000000 1890 4822000000 1891 4862000000 1892 4901000000 1893 4942000000 1894 4982000000 1895 5023000000 1896 5065000000 1897 5106000000 1898 5148000000 1899 5191000000 1900 5233000000 1901 5276000000 1902 5320000000 1903 5363000000 1904 5408000000 1905 5452000000 1906 5497000000 1907 5542000000 1908 5588000000 1909 5633000000 1910 5680000000 1911 5727000000 1912 5774000000 1913 5821000000 1914 5937000000 1915 6055000000 1916 6176000000 1917 6299000000 1918 6424000000 1919 6552000000 1920 6683000000 1921 6816000000 1922 6951000000 1923 7090000000 1924 7231000000 1925 7375000000 1926 7522000000 1927 7672000000 1928 7824000000 1929 7980000000 1930 8139000000 1931 8301000000 1932 8467000000 1933 8635000000 1934 8807000000 1935 8982000000 1936 9161000000 1937 9344000000 1938 9530000000 1939 9720000000 1940 9913000000 1941 10110000000 1942 10310000000 1943 10520000000 1944 10730000000 1945 10940000000 1946 11160000000 1947 11380000000 1948 11610000000 1949 11840000000 1950 12070000000 1951 13860000000 1952 14880000000 1953 16440000000 1954 17210000000 1955 18370000000 1956 19460000000 1957 19730000000 1958 19380000000 1959 19870000000 1960 21770000000 1961 19570000000 1962 22250000000 1963 22740000000 1964 22940000000 1965 22580000000 1966 24030000000 1967 23720000000 1968 25200000000 1969 27190000000 1970 27140000000 1971 29270000000 1972 29430000000 1973 31800000000 1974 33730000000 1975 30380000000 1976 28350000000 1977 28140000000 1978 26650000000 1979 26570000000 1980 27210000000 1981 27990000000 1982 27870000000 1983 28250000000 1984 29830000000 1985 29970000000 1986 31390000000 1987 32230000000 1988 32410000000 1989 31970000000 1990 29870000000 1991 27630000000 1992 24740000000 1993 21400000000 1994 20570000000 1995 20710000000 1996 20480000000 1997 19370000000 1998 19040000000 1999 18230000000 2000 16970000000 2001 16610000000 2002 17190000000 2003 18180000000 2004 19390000000 2005 20900000000 2006 22070000000 2007 23450000000 2008 24890000000 2009 25580000000 2010 27420000000 2011 29320000000 2012 31320000000 2013 33860000000