Year	US Dollars adjusted for inflation)
1800	1175000000
1801	1175000000
1802	1175000000
1803	1175000000
1804	1175000000
1805	1175000000
1806	1175000000
1807	1175000000
1808	1175000000
1809	1175000000
1810	1175000000
1811	1175000000
1812	1175000000
1813	1175000000
1814	1175000000
1815	1175000000
1816	1175000000
1817	1175000000
1818	1175000000
1819	1175000000
1820	1175000000
1821	1184000000
1822	1193000000
1823	1202000000
1824	1212000000
1825	1221000000
1826	1230000000
1827	1240000000
1828	1249000000
1829	1259000000
1830	1268000000
1831	1278000000
1832	1288000000
1833	1298000000
1834	1308000000
1835	1318000000
1836	1328000000
1837	1338000000
1838	1348000000
1839	1359000000
1840	1369000000
1841	1380000000
1842	1390000000
1843	1401000000
1844	1412000000
1845	1423000000
1846	1434000000
1847	1445000000
1848	1456000000
1849	1467000000
1850	1478000000
1851	1489000000
1852	1501000000
1853	1512000000
1854	1524000000
1855	1536000000
1856	1547000000
1857	1559000000
1858	1571000000
1859	1583000000
1860	1595000000
1861	1608000000
1862	1620000000
1863	1632000000
1864	1645000000
1865	1658000000
1866	1670000000
1867	1683000000
1868	1696000000
1869	1709000000
1870	1722000000
1871	1735000000
1872	1749000000
1873	1762000000
1874	1776000000
1875	1789000000
1876	1803000000
1877	1817000000
1878	1831000000
1879	1845000000
1880	1859000000
1881	1873000000
1882	1888000000
1883	1902000000
1884	1917000000
1885	1932000000
1886	1946000000
1887	1961000000
1888	1976000000
1889	1992000000
1890	2007000000
1891	2022000000
1892	2038000000
1893	2053000000
1894	2069000000
1895	2085000000
1896	2101000000
1897	2117000000
1898	2133000000
1899	2150000000
1900	2166000000
1901	2183000000
1902	2200000000
1903	2217000000
1904	2234000000
1905	2251000000
1906	2268000000
1907	2285000000
1908	2303000000
1909	2321000000
1910	2338000000
1911	2356000000
1912	2374000000
1913	2393000000
1914	2422000000
1915	2451000000
1916	2481000000
1917	2511000000
1918	2541000000
1919	2572000000
1920	2603000000
1921	2634000000
1922	2666000000
1923	2698000000
1924	2731000000
1925	2764000000
1926	2798000000
1927	2921000000
1928	3051000000
1929	3185000000
1930	3326000000
1931	3473000000
1932	3554000000
1933	3637000000
1934	3722000000
1935	3809000000
1936	3897000000
1937	4024000000
1938	4155000000
1939	4289000000
1940	4429000000
1941	4573000000
1942	4721000000
1943	4874000000
1944	5033000000
1945	5196000000
1946	5365000000
1947	5539000000
1948	5719000000
1949	5904000000
1950	6096000000
1951	6362000000
1952	6635000000
1953	6915000000
1954	7208000000
1955	7516000000
1956	7831000000
1957	8162000000
1958	8508000000
1959	8865000000
1960	9155000000
1961	9313000000
1962	9650000000
1963	10060000000
1964	10480000000
1965	10750000000
1966	11310000000
1967	11690000000
1968	12510000000
1969	13200000000
1970	13670000000
1971	14140000000
1972	14830000000
1973	15120000000
1974	15870000000
1975	16770000000
1976	17140000000
1977	18120000000
1978	19110000000
1979	20160000000
1980	22120000000
1981	25840000000
1982	27900000000
1983	29850000000
1984	32130000000
1985	34920000000
1986	37350000000
1987	35460000000
1988	33840000000
1989	30800000000
1990	30280000000
1991	29110000000
1992	28200000000
1993	27290000000
1994	26600000000
1995	27470000000
1996	28820000000
1997	30270000000
1998	31750000000
1999	33130000000
2000	34520000000
2001	36370000000
2002	38740000000
2003	40310000000
2004	41850000000
2005	42750000000
2006	43890000000
2007	44890000000
2008	46260000000
2009	46860000000
2010	48280000000
2011	50110000000
2012	52250000000
2013	54500000000