Year	US Dollars adjusted for inflation)
1800	1507000000
1801	1507000000
1802	1508000000
1803	1509000000
1804	1509000000
1805	1510000000
1806	1510000000
1807	1511000000
1808	1512000000
1809	1512000000
1810	1513000000
1811	1513000000
1812	1514000000
1813	1514000000
1814	1515000000
1815	1516000000
1816	1516000000
1817	1517000000
1818	1517000000
1819	1518000000
1820	1519000000
1821	1541000000
1822	1564000000
1823	1588000000
1824	1611000000
1825	1635000000
1826	1660000000
1827	1685000000
1828	1710000000
1829	1735000000
1830	1761000000
1831	1787000000
1832	1814000000
1833	1841000000
1834	1869000000
1835	1897000000
1836	1925000000
1837	1954000000
1838	1983000000
1839	2012000000
1840	2043000000
1841	2073000000
1842	2104000000
1843	2135000000
1844	2167000000
1845	2200000000
1846	2232000000
1847	2266000000
1848	2300000000
1849	2334000000
1850	2369000000
1851	2404000000
1852	2440000000
1853	2476000000
1854	2513000000
1855	2551000000
1856	2589000000
1857	2628000000
1858	2667000000
1859	2707000000
1860	2747000000
1861	2788000000
1862	2830000000
1863	2872000000
1864	2915000000
1865	2958000000
1866	3003000000
1867	3047000000
1868	3093000000
1869	3139000000
1870	3186000000
1871	3233000000
1872	3282000000
1873	3331000000
1874	3380000000
1875	3431000000
1876	3482000000
1877	3534000000
1878	3587000000
1879	3640000000
1880	3695000000
1881	3750000000
1882	3806000000
1883	3863000000
1884	3920000000
1885	3979000000
1886	3858000000
1887	4550000000
1888	4414000000
1889	4139000000
1890	4157000000
1891	3841000000
1892	4240000000
1893	4846000000
1894	5557000000
1895	5187000000
1896	5761000000
1897	5713000000
1898	5915000000
1899	6330000000
1900	6247000000
1901	6458000000
1902	7078000000
1903	6646000000
1904	7412000000
1905	6616000000
1906	6378000000
1907	6181000000
1908	6807000000
1909	7128000000
1910	7671000000
1911	7148000000
1912	7789000000
1913	8252000000
1914	7948000000
1915	8249000000
1916	7397000000
1917	6550000000
1918	4044000000
1919	3516000000
1920	3561000000
1921	3287000000
1922	3848000000
1923	4470000000
1924	5712000000
1925	7199000000
1926	8152000000
1927	8564000000
1928	9083000000
1929	9267000000
1930	9768000000
1931	9941000000
1932	9871000000
1933	10330000000
1934	11370000000
1935	13120000000
1936	14130000000
1937	15430000000
1938	15520000000
1939	16290000000
1940	15740000000
1941	15580000000
1942	15420000000
1943	15260000000
1944	15100000000
1945	14940000000
1946	14790000000
1947	16570000000
1948	18880000000
1949	20800000000
1950	22720000000
1951	22340000000
1952	23340000000
1953	23970000000
1954	24800000000
1955	26600000000
1956	28840000000
1957	29170000000
1958	31100000000
1959	30510000000
1960	33140000000
1961	34770000000
1962	35480000000
1963	34490000000
1964	38790000000
1965	40900000000
1966	42840000000
1967	44710000000
1968	47340000000
1969	48010000000
1970	51680000000
1971	52970000000
1972	53140000000
1973	57460000000
1974	59600000000
1975	60250000000
1976	63580000000
1977	65600000000
1978	67800000000
1979	68070000000
1980	68780000000
1981	70080000000
1982	72500000000
1983	75540000000
1984	77170000000
1985	78540000000
1986	82470000000
1987	84250000000
1988	86760000000
1989	88990000000
1990	87530000000
1991	86270000000
1992	77620000000
1993	71370000000
1994	62800000000
1995	56080000000
1996	57460000000
1997	63780000000
1998	68890000000
1999	70960000000
2000	74820000000
2001	78090000000
2002	81730000000
2003	87000000000
2004	96580000000
2005	105200000000
2006	115500000000
2007	125200000000
2008	139900000000
2009	139700000000
2010	150200000000
2011	158700000000
2012	161200000000
2013	162200000000