Year US Dollars adjusted for inflation) 1800 395600000 1801 395900000 1802 396200000 1803 396500000 1804 396800000 1805 397100000 1806 397500000 1807 397800000 1808 398100000 1809 398400000 1810 398700000 1811 399000000 1812 399300000 1813 399600000 1814 399900000 1815 400200000 1816 400600000 1817 400900000 1818 401200000 1819 401500000 1820 401800000 1821 405200000 1822 408700000 1823 412200000 1824 415700000 1825 419300000 1826 422800000 1827 426500000 1828 430100000 1829 433800000 1830 437500000 1831 441200000 1832 445000000 1833 448800000 1834 452600000 1835 456500000 1836 460400000 1837 464300000 1838 468300000 1839 472300000 1840 476300000 1841 480400000 1842 484500000 1843 488700000 1844 492800000 1845 497000000 1846 501300000 1847 505600000 1848 509900000 1849 514200000 1850 518600000 1851 523100000 1852 527500000 1853 532000000 1854 536600000 1855 541200000 1856 545800000 1857 550500000 1858 555200000 1859 559900000 1860 564700000 1861 569500000 1862 574400000 1863 579300000 1864 584200000 1865 589200000 1866 594300000 1867 599400000 1868 604500000 1869 609600000 1870 614900000 1871 620100000 1872 625400000 1873 630700000 1874 636100000 1875 641600000 1876 647100000 1877 652600000 1878 658200000 1879 663800000 1880 669500000 1881 675200000 1882 680900000 1883 686800000 1884 692600000 1885 698500000 1886 704500000 1887 710500000 1888 716600000 1889 722700000 1890 728900000 1891 735100000 1892 741400000 1893 747800000 1894 754100000 1895 760600000 1896 767100000 1897 773600000 1898 780200000 1899 786900000 1900 793600000 1901 800400000 1902 807300000 1903 814200000 1904 821100000 1905 828100000 1906 835200000 1907 842300000 1908 849500000 1909 856800000 1910 864100000 1911 871500000 1912 879000000 1913 886500000 1914 894000000 1915 901700000 1916 909400000 1917 917200000 1918 925000000 1919 932900000 1920 940900000 1921 948900000 1922 957000000 1923 965200000 1924 973400000 1925 981800000 1926 990100000 1927 998600000 1928 1007000000 1929 1016000000 1930 1024000000 1931 1033000000 1932 1042000000 1933 1051000000 1934 1060000000 1935 1069000000 1936 1078000000 1937 1087000000 1938 1097000000 1939 1106000000 1940 1115000000 1941 1125000000 1942 1135000000 1943 1144000000 1944 1154000000 1945 1164000000 1946 1174000000 1947 1184000000 1948 1194000000 1949 1204000000 1950 1214000000 1951 1287000000 1952 1328000000 1953 1382000000 1954 1457000000 1955 1503000000 1956 1561000000 1957 1622000000 1958 1668000000 1959 1765000000 1960 1791000000 1961 1530000000 1962 1660000000 1963 1731000000 1964 1820000000 1965 1874000000 1966 1947000000 1967 2117000000 1968 2091000000 1969 2064000000 1970 2606000000 1971 2781000000 1972 2547000000 1973 2742000000 1974 2702000000 1975 2702000000 1976 2907000000 1977 3259000000 1978 3219000000 1979 3215000000 1980 3421000000 1981 3753000000 1982 3774000000 1983 3926000000 1984 3960000000 1985 4472000000 1986 4702000000 1987 4929000000 1988 5132000000 1989 5229000000 1990 5419000000 1991 5678000000 1992 5656000000 1993 5581000000 1994 5403000000 1995 4737000000 1996 4361000000 1997 4393000000 1998 4523000000 1999 4391000000 2000 4340000000 2001 4393000000 2002 4559000000 2003 4482000000 2004 4664000000 2005 4674000000 2006 4978000000 2007 5273000000 2008 5575000000 2009 5794000000 2010 6025000000 2011 6271000000 2012 6500000000 2013 6754000000