Year	US Dollars adjusted for inflation)
1800	19690000000
1801	19790000000
1802	19890000000
1803	19990000000
1804	20090000000
1805	20190000000
1806	20290000000
1807	20390000000
1808	20500000000
1809	20600000000
1810	20700000000
1811	20810000000
1812	20910000000
1813	21020000000
1814	21130000000
1815	21230000000
1816	21340000000
1817	21450000000
1818	21550000000
1819	21660000000
1820	21770000000
1821	21970000000
1822	22160000000
1823	22360000000
1824	22560000000
1825	22760000000
1826	22970000000
1827	23170000000
1828	23380000000
1829	23590000000
1830	23800000000
1831	24010000000
1832	24230000000
1833	24450000000
1834	24660000000
1835	24890000000
1836	25110000000
1837	25330000000
1838	25560000000
1839	25790000000
1840	26020000000
1841	26250000000
1842	26490000000
1843	26720000000
1844	26960000000
1845	27200000000
1846	27450000000
1847	27690000000
1848	27940000000
1849	28190000000
1850	28440000000
1851	28880000000
1852	30190000000
1853	30440000000
1854	30990000000
1855	32560000000
1856	31670000000
1857	30960000000
1858	31690000000
1859	33100000000
1860	34230000000
1861	34690000000
1862	34930000000
1863	35740000000
1864	35770000000
1865	34670000000
1866	36490000000
1867	36410000000
1868	32730000000
1869	33770000000
1870	34620000000
1871	37360000000
1872	42550000000
1873	46300000000
1874	42430000000
1875	43670000000
1876	44500000000
1877	49040000000
1878	47770000000
1879	45130000000
1880	49130000000
1881	50390000000
1882	51040000000
1883	52190000000
1884	52330000000
1885	50940000000
1886	49850000000
1887	49150000000
1888	51140000000
1889	51030000000
1890	51050000000
1891	52220000000
1892	56130000000
1893	54170000000
1894	54770000000
1895	54290000000
1896	49970000000
1897	52510000000
1898	56550000000
1899	57460000000
1900	58710000000
1901	62790000000
1902	60970000000
1903	61250000000
1904	61050000000
1905	60200000000
1906	63310000000
1907	65300000000
1908	67860000000
1909	69040000000
1910	66620000000
1911	71400000000
1912	70860000000
1913	73740000000
1914	72720000000
1915	73900000000
1916	77340000000
1917	76390000000
1918	75850000000
1919	76320000000
1920	81830000000
1921	83860000000
1922	87440000000
1923	88570000000
1924	91070000000
1925	96710000000
1926	96350000000
1927	104700000000
1928	105100000000
1929	112500000000
1930	108800000000
1931	106000000000
1932	108300000000
1933	106200000000
1934	110200000000
1935	112400000000
1936	87350000000
1937	80150000000
1938	80120000000
1939	86490000000
1940	94860000000
1941	93340000000
1942	98550000000
1943	102200000000
1944	106900000000
1945	99710000000
1946	104200000000
1947	105900000000
1948	106200000000
1949	105500000000
1950	108800000000
1951	119300000000
1952	128800000000
1953	128100000000
1954	137700000000
1955	143100000000
1956	154600000000
1957	159500000000
1958	166400000000
1959	162600000000
1960	165400000000
1961	186900000000
1962	209000000000
1963	230900000000
1964	253900000000
1965	270700000000
1966	290600000000
1967	309500000000
1968	327400000000
1969	357100000000
1970	378000000000
1971	400300000000
1972	434300000000
1973	474000000000
1974	509900000000
1975	528100000000
1976	549900000000
1977	570800000000
1978	588800000000
1979	597100000000
1980	610800000000
1981	614000000000
1982	624900000000
1983	640600000000
1984	649600000000
1985	662200000000
1986	683000000000
1987	720200000000
1988	757700000000
1989	795800000000
1990	829900000000
1991	850600000000
1992	859000000000
1993	851000000000
1994	872400000000
1995	897600000000
1996	920200000000
1997	956700000000
1998	1001000000000
1999	1052000000000
2000	1114000000000
2001	1167000000000
2002	1214000000000
2003	1270000000000
2004	1331000000000
2005	1398000000000
2006	1453000000000
2007	1497000000000
2008	1504000000000
2009	1453000000000
2010	1458000000000
2011	1474000000000
2012	1459000000000
2013	1454000000000