Year	US Dollars adjusted for inflation)
1800	1807000000
1801	1817000000
1802	1828000000
1803	1839000000
1804	1850000000
1805	1860000000
1806	1871000000
1807	1882000000
1808	1893000000
1809	1905000000
1810	1916000000
1811	1927000000
1812	1939000000
1813	1950000000
1814	1961000000
1815	1973000000
1816	1985000000
1817	1996000000
1818	2008000000
1819	2020000000
1820	2032000000
1821	2131000000
1822	2166000000
1823	2169000000
1824	2237000000
1825	2257000000
1826	2292000000
1827	2360000000
1828	2395000000
1829	2350000000
1830	2370000000
1831	2356000000
1832	2425000000
1833	2411000000
1834	2545000000
1835	2533000000
1836	2537000000
1837	2605000000
1838	2625000000
1839	2661000000
1840	2749000000
1841	2752000000
1842	2772000000
1843	2925000000
1844	3078000000
1845	3167000000
1846	3238000000
1847	3225000000
1848	3397000000
1849	3603000000
1850	3807000000
1851	3628000000
1852	3768000000
1853	3789000000
1854	3811000000
1855	4239000000
1856	4007000000
1857	4080000000
1858	4052000000
1859	4330000000
1860	4301000000
1861	4375000000
1862	4516000000
1863	4813000000
1864	4768000000
1865	4945000000
1866	4951000000
1867	4958000000
1868	5051000000
1869	5350000000
1870	5581000000
1871	5604000000
1872	5923000000
1873	5896000000
1874	6077000000
1875	6189000000
1876	6319000000
1877	6153000000
1878	6405000000
1879	6623000000
1880	6789000000
1881	6867000000
1882	7121000000
1883	7376000000
1884	7421000000
1885	7484000000
1886	7793000000
1887	8085000000
1888	8148000000
1889	8265000000
1890	8771000000
1891	8960000000
1892	9184000000
1893	9374000000
1894	9582000000
1895	10130000000
1896	10520000000
1897	10780000000
1898	10970000000
1899	11450000000
1900	11860000000
1901	12380000000
1902	12680000000
1903	13460000000
1904	13760000000
1905	14020000000
1906	14430000000
1907	14990000000
1908	15480000000
1909	16100000000
1910	16610000000
1911	17530000000
1912	17550000000
1913	18230000000
1914	19400000000
1915	18080000000
1916	18870000000
1917	17780000000
1918	17210000000
1919	19460000000
1920	20410000000
1921	19840000000
1922	21880000000
1923	24220000000
1924	24320000000
1925	23800000000
1926	25220000000
1927	25760000000
1928	26670000000
1929	28490000000
1930	30220000000
1931	30600000000
1932	29840000000
1933	30830000000
1934	31810000000
1935	32560000000
1936	33420000000
1937	34270000000
1938	35140000000
1939	36870000000
1940	31740000000
1941	28640000000
1942	29330000000
1943	32610000000
1944	36070000000
1945	33400000000
1946	38660000000
1947	40890000000
1948	42050000000
1949	45010000000
1950	48620000000
1951	49090000000
1952	49710000000
1953	52590000000
1954	53610000000
1955	54210000000
1956	54940000000
1957	59270000000
1958	60680000000
1959	65240000000
1960	67090000000
1961	71500000000
1962	75520000000
1963	76100000000
1964	83340000000
1965	87240000000
1966	89670000000
1967	92680000000
1968	96730000000
1969	103200000000
1970	105300000000
1971	108200000000
1972	114100000000
1973	118300000000
1974	117300000000
1975	116900000000
1976	124800000000
1977	127000000000
1978	128900000000
1979	133600000000
1980	133200000000
1981	132200000000
1982	136500000000
1983	140100000000
1984	146400000000
1985	152800000000
1986	158300000000
1987	158900000000
1988	161000000000
1989	161800000000
1990	164100000000
1991	166500000000
1992	170000000000
1993	170100000000
1994	179900000000
1995	185400000000
1996	190700000000
1997	197100000000
1998	201700000000
1999	207300000000
2000	215000000000
2001	216800000000
2002	217900000000
2003	218800000000
2004	223600000000
2005	230700000000
2006	238900000000
2007	243000000000
2008	241000000000
2009	227000000000
2010	230700000000
2011	233100000000
2012	232300000000
2013	233600000000