Year	US Dollars adjusted for inflation)
1800	1411000000
1801	1410000000
1802	1410000000
1803	1409000000
1804	1408000000
1805	1340000000
1806	1345000000
1807	1463000000
1808	1286000000
1809	1261000000
1810	1399000000
1811	1114000000
1812	1132000000
1813	1431000000
1814	1454000000
1815	1213000000
1816	1269000000
1817	1324000000
1818	1410000000
1819	1224000000
1820	1214000000
1821	1447000000
1822	1363000000
1823	1389000000
1824	1414000000
1825	1441000000
1826	1467000000
1827	1489000000
1828	1511000000
1829	1533000000
1830	1474000000
1831	1417000000
1832	1422000000
1833	1427000000
1834	1432000000
1835	1436000000
1836	1441000000
1837	1446000000
1838	1451000000
1839	1456000000
1840	1461000000
1841	1441000000
1842	1421000000
1843	1401000000
1844	1363000000
1845	1325000000
1846	1288000000
1847	1252000000
1848	1310000000
1849	1371000000
1850	1435000000
1851	1716000000
1852	1817000000
1853	1970000000
1854	1935000000
1855	2098000000
1856	1707000000
1857	2041000000
1858	1803000000
1859	1880000000
1860	1967000000
1861	1870000000
1862	1391000000
1863	1501000000
1864	2116000000
1865	1574000000
1866	1652000000
1867	2000000000
1868	2065000000
1869	2086000000
1870	2263000000
1871	2343000000
1872	3565000000
1873	3172000000
1874	3122000000
1875	3593000000
1876	4149000000
1877	4039000000
1878	4071000000
1879	4659000000
1880	5560000000
1881	5426000000
1882	5308000000
1883	4214000000
1884	3943000000
1885	3440000000
1886	4194000000
1887	4942000000
1888	5755000000
1889	5882000000
1890	6119000000
1891	6580000000
1892	6629000000
1893	6782000000
1894	6806000000
1895	8092000000
1896	8727000000
1897	8430000000
1898	10450000000
1899	9478000000
1900	6885000000
1901	7651000000
1902	9432000000
1903	13050000000
1904	13470000000
1905	14850000000
1906	16560000000
1907	16780000000
1908	13600000000
1909	14710000000
1910	15190000000
1911	15530000000
1912	15870000000
1913	16220000000
1914	16600000000
1915	16980000000
1916	17370000000
1917	17780000000
1918	18190000000
1919	18880000000
1920	19600000000
1921	20340000000
1922	21120000000
1923	21920000000
1924	22750000000
1925	24780000000
1926	25990000000
1927	27070000000
1928	29760000000
1929	29690000000
1930	28640000000
1931	27650000000
1932	27170000000
1933	30770000000
1934	34850000000
1935	39450000000
1936	44110000000
1937	48050000000
1938	47120000000
1939	50540000000
1940	53960000000
1941	56600000000
1942	58470000000
1943	59900000000
1944	62120000000
1945	63840000000
1946	66180000000
1947	66950000000
1948	72180000000
1949	73200000000
1950	79140000000
1951	82730000000
1952	85580000000
1953	89510000000
1954	94690000000
1955	99340000000
1956	104800000000
1957	108700000000
1958	111000000000
1959	115900000000
1960	120700000000
1961	125900000000
1962	132900000000
1963	142500000000
1964	152000000000
1965	160900000000
1966	167600000000
1967	178800000000
1968	186200000000
1969	197400000000
1970	207700000000
1971	218000000000
1972	222500000000
1973	232300000000
1974	245600000000
1975	250400000000
1976	256600000000
1977	256100000000
1978	263600000000
1979	273800000000
1980	291200000000
1981	304900000000
1982	301900000000
1983	294700000000
1984	307600000000
1985	301500000000
1986	301100000000
1987	306400000000
1988	318300000000
1989	324600000000
1990	321800000000
1991	319500000000
1992	314200000000
1993	319300000000
1994	331500000000
1995	344400000000
1996	361100000000
1997	371900000000
1998	374200000000
1999	383600000000
2000	400300000000
2001	412400000000
2002	428700000000
2003	442500000000
2004	464000000000
2005	489600000000
2006	518100000000
2007	547500000000
2008	568000000000
2009	561100000000
2010	581100000000
2011	597900000000
2012	607800000000
2013	614000000000