Year	US Dollars adjusted for inflation)
1800	1136000000
1801	1136000000
1802	1136000000
1803	1136000000
1804	1136000000
1805	1136000000
1806	1136000000
1807	1136000000
1808	1136000000
1809	1136000000
1810	1136000000
1811	1136000000
1812	1136000000
1813	1136000000
1814	1136000000
1815	1136000000
1816	1136000000
1817	1136000000
1818	1136000000
1819	1136000000
1820	1136000000
1821	1146000000
1822	1155000000
1823	1165000000
1824	1174000000
1825	1184000000
1826	1193000000
1827	1203000000
1828	1213000000
1829	1223000000
1830	1233000000
1831	1243000000
1832	1253000000
1833	1264000000
1834	1274000000
1835	1284000000
1836	1295000000
1837	1305000000
1838	1316000000
1839	1327000000
1840	1338000000
1841	1349000000
1842	1360000000
1843	1371000000
1844	1382000000
1845	1393000000
1846	1405000000
1847	1416000000
1848	1428000000
1849	1440000000
1850	1451000000
1851	1463000000
1852	1475000000
1853	1487000000
1854	1500000000
1855	1512000000
1856	1524000000
1857	1537000000
1858	1549000000
1859	1562000000
1860	1575000000
1861	1588000000
1862	1601000000
1863	1614000000
1864	1627000000
1865	1640000000
1866	1654000000
1867	1667000000
1868	1681000000
1869	1695000000
1870	1709000000
1871	1731000000
1872	1753000000
1873	1775000000
1874	1798000000
1875	1821000000
1876	1845000000
1877	1869000000
1878	1893000000
1879	1917000000
1880	1942000000
1881	1967000000
1882	1992000000
1883	2018000000
1884	2044000000
1885	2070000000
1886	2097000000
1887	2124000000
1888	2151000000
1889	2179000000
1890	2207000000
1891	2235000000
1892	2264000000
1893	2293000000
1894	2323000000
1895	2353000000
1896	2383000000
1897	2414000000
1898	2445000000
1899	2476000000
1900	2508000000
1901	2541000000
1902	2573000000
1903	2607000000
1904	2640000000
1905	2674000000
1906	2709000000
1907	2744000000
1908	2779000000
1909	2815000000
1910	2851000000
1911	2888000000
1912	2925000000
1913	2963000000
1914	3012000000
1915	3062000000
1916	3113000000
1917	3165000000
1918	3218000000
1919	3271000000
1920	3326000000
1921	3381000000
1922	3438000000
1923	3495000000
1924	3553000000
1925	3613000000
1926	3673000000
1927	3734000000
1928	3796000000
1929	3859000000
1930	3924000000
1931	3989000000
1932	4056000000
1933	4123000000
1934	4192000000
1935	4262000000
1936	4333000000
1937	4405000000
1938	4479000000
1939	4553000000
1940	4629000000
1941	4706000000
1942	4785000000
1943	4865000000
1944	4946000000
1945	5028000000
1946	5112000000
1947	5197000000
1948	5284000000
1949	5372000000
1950	5461000000
1951	5236000000
1952	6582000000
1953	7453000000
1954	8545000000
1955	7712000000
1956	9134000000
1957	9698000000
1958	8352000000
1959	8650000000
1960	8781000000
1961	9463000000
1962	11660000000
1963	11610000000
1964	11820000000
1965	11750000000
1966	10810000000
1967	11680000000
1968	12080000000
1969	14300000000
1970	13730000000
1971	15010000000
1972	18700000000
1973	17030000000
1974	21050000000
1975	25040000000
1976	27640000000
1977	27150000000
1978	29370000000
1979	30290000000
1980	33780000000
1981	36870000000
1982	37430000000
1983	37750000000
1984	35990000000
1985	37940000000
1986	35790000000
1987	36180000000
1988	40650000000
1989	36740000000
1990	39200000000
1991	41660000000
1992	44450000000
1993	49010000000
1994	52590000000
1995	55520000000
1996	59030000000
1997	60050000000
1998	64120000000
1999	61750000000
2000	62920000000
2001	65170000000
2002	69070000000
2003	69940000000
2004	71920000000
2005	75030000000
2006	78720000000
2007	82890000000
2008	86130000000
2009	90640000000
2010	94090000000
2011	93860000000
2012	93590000000