Year	US Dollars adjusted for inflation)
1800	663
1801	663
1802	663
1803	663
1804	663
1805	663
1806	663
1807	663
1808	663
1809	663
1810	664
1811	664
1812	664
1813	664
1814	664
1815	664
1816	664
1817	664
1818	664
1819	664
1820	665
1821	667
1822	669
1823	671
1824	674
1825	676
1826	678
1827	680
1828	683
1829	685
1830	687
1831	690
1832	692
1833	694
1834	697
1835	699
1836	702
1837	704
1838	706
1839	709
1840	711
1841	714
1842	716
1843	718
1844	721
1845	723
1846	726
1847	728
1848	731
1849	733
1850	736
1851	738
1852	741
1853	743
1854	746
1855	748
1856	751
1857	753
1858	756
1859	758
1860	761
1861	764
1862	766
1863	769
1864	771
1865	774
1866	777
1867	779
1868	782
1869	785
1870	787
1871	790
1872	793
1873	795
1874	798
1875	801
1876	803
1877	806
1878	809
1879	812
1880	814
1881	817
1882	820
1883	823
1884	826
1885	828
1886	831
1887	834
1888	837
1889	840
1890	843
1891	845
1892	848
1893	851
1894	854
1895	857
1896	860
1897	863
1898	866
1899	869
1900	872
1901	875
1902	877
1903	880
1904	883
1905	886
1906	889
1907	892
1908	896
1909	899
1910	902
1911	905
1912	908
1913	911
1914	922
1915	934
1916	945
1917	957
1918	969
1919	981
1920	993
1921	1004
1922	1015
1923	1027
1924	1038
1925	1050
1926	1061
1927	1073
1928	1085
1929	1097
1930	1109
1931	1122
1932	1134
1933	1147
1934	1159
1935	1172
1936	1185
1937	1198
1938	1212
1939	1225
1940	1239
1941	1252
1942	1266
1943	1280
1944	1294
1945	1309
1946	1323
1947	1338
1948	1352
1949	1367
1950	1382
1951	1398
1952	1413
1953	1428
1954	1444
1955	1460
1956	1476
1957	1492
1958	1509
1959	1525
1960	1542
1961	1559
1962	1576
1963	1593
1964	1610
1965	1628
1966	1646
1967	1664
1968	1682
1969	1700
1970	1719
1971	1737
1972	1756
1973	1775
1974	1850
1975	1910
1976	1921
1977	1993
1978	2003
1979	2017
1980	2325
1981	2656
1982	3074
1983	3290
1984	3381
1985	3623
1986	3700
1987	3796
1988	3697
1989	3680
1990	3574
1991	3796
1992	3799
1993	3935
1994	4122
1995	4264
1996	4252
1997	4230
1998	4327
1999	4474
2000	4602
2001	4742
2002	4876
2003	4948
2004	4901
2005	4947
2006	4875
2007	4642
2008	4755
2009	4837
2010	4984
2011	5102
2012	5129
2013	4950
2014	5031
2015	5189
2016	5332
2017	5409
2018	5499
2019	5522
2020	5594
2021	5670
2022	5753
2023	5845
2024	5947
2025	6059
2026	6181
2027	6310
2028	6446
2029	6587
2030	6732
2031	6881
2032	7033
2033	7189
2034	7348
2035	7511
2036	7677
2037	7847
2038	8021
2039	8199
2040	8381