Year	US Dollars adjusted for inflation)
1800	371700000
1801	371700000
1802	371700000
1803	371700000
1804	371700000
1805	371700000
1806	371700000
1807	371700000
1808	371700000
1809	371700000
1810	371700000
1811	371700000
1812	371700000
1813	371700000
1814	371700000
1815	371700000
1816	371700000
1817	371700000
1818	371700000
1819	371700000
1820	371700000
1821	376900000
1822	382300000
1823	387800000
1824	393300000
1825	398900000
1826	404500000
1827	410300000
1828	416100000
1829	422100000
1830	428100000
1831	434200000
1832	440300000
1833	446600000
1834	453000000
1835	459400000
1836	465900000
1837	472600000
1838	479300000
1839	486100000
1840	493000000
1841	500000000
1842	507200000
1843	514400000
1844	521700000
1845	529100000
1846	536600000
1847	544300000
1848	552000000
1849	559900000
1850	567800000
1851	575900000
1852	584100000
1853	592400000
1854	600900000
1855	609400000
1856	618100000
1857	626900000
1858	635800000
1859	644800000
1860	654000000
1861	663300000
1862	672800000
1863	682300000
1864	692000000
1865	701900000
1866	711900000
1867	722000000
1868	732300000
1869	742700000
1870	753300000
1871	768500000
1872	784000000
1873	799900000
1874	816000000
1875	832500000
1876	849300000
1877	866500000
1878	884000000
1879	901900000
1880	920100000
1881	938700000
1882	957600000
1883	977000000
1884	996700000
1885	1017000000
1886	1037000000
1887	1058000000
1888	1080000000
1889	1102000000
1890	1124000000
1891	1147000000
1892	1170000000
1893	1193000000
1894	1217000000
1895	1242000000
1896	1267000000
1897	1293000000
1898	1319000000
1899	1346000000
1900	1373000000
1901	1400000000
1902	1429000000
1903	1458000000
1904	1487000000
1905	1517000000
1906	1548000000
1907	1579000000
1908	1611000000
1909	1644000000
1910	1677000000
1911	1711000000
1912	1745000000
1913	1780000000
1914	1852000000
1915	1926000000
1916	2004000000
1917	2084000000
1918	2168000000
1919	2255000000
1920	2345000000
1921	2439000000
1922	2537000000
1923	2639000000
1924	2745000000
1925	2855000000
1926	2970000000
1927	3089000000
1928	3213000000
1929	3342000000
1930	3476000000
1931	3616000000
1932	3761000000
1933	3912000000
1934	4069000000
1935	4232000000
1936	4402000000
1937	4579000000
1938	4763000000
1939	4954000000
1940	5153000000
1941	5360000000
1942	5575000000
1943	5799000000
1944	6031000000
1945	6274000000
1946	6525000000
1947	6787000000
1948	7060000000
1949	7343000000
1950	7638000000
1951	6793000000
1952	7196000000
1953	8291000000
1954	9548000000
1955	10370000000
1956	10180000000
1957	10420000000
1958	8997000000
1959	9819000000
1960	10140000000
1961	10870000000
1962	11340000000
1963	11470000000
1964	12180000000
1965	13370000000
1966	14220000000
1967	13460000000
1968	15040000000
1969	15280000000
1970	16270000000
1971	17770000000
1972	19960000000
1973	20850000000
1974	21370000000
1975	14910000000
1976	6258000000
1977	10700000000
1978	10860000000
1979	12170000000
1980	12800000000
1981	12840000000
1982	8133000000
1983	9834000000
1984	14230000000
1985	17740000000
1986	16620000000
1987	19280000000
1988	13840000000
1989	7990000000
1990	10570000000
1991	15420000000
1992	13680000000
1993	14620000000
1994	15860000000
1995	17110000000
1996	17820000000
1997	19880000000
1998	22690000000
1999	24400000000
2000	26050000000
2001	29410000000
2002	33570000000
2003	37540000000
2004	44400000000
2005	49710000000
2006	50890000000
2007	55670000000
2008	60150000000
2009	65180000000
2010	69350000000
2011	70010000000
2012	70920000000
2013	71480000000