Year	US Dollars adjusted for inflation)
1800	969
1801	969
1802	970
1803	970
1804	970
1805	970
1806	970
1807	970
1808	970
1809	971
1810	971
1811	971
1812	971
1813	971
1814	971
1815	971
1816	972
1817	972
1818	972
1819	972
1820	972
1821	976
1822	980
1823	984
1824	988
1825	992
1826	996
1827	1000
1828	1004
1829	1009
1830	1013
1831	1017
1832	1021
1833	1025
1834	1029
1835	1034
1836	1038
1837	1042
1838	1046
1839	1051
1840	1055
1841	1059
1842	1063
1843	1068
1844	1072
1845	1077
1846	1081
1847	1085
1848	1090
1849	1094
1850	1099
1851	1103
1852	1108
1853	1112
1854	1117
1855	1121
1856	1126
1857	1131
1858	1135
1859	1140
1860	1145
1861	1149
1862	1154
1863	1159
1864	1163
1865	1168
1866	1173
1867	1178
1868	1183
1869	1187
1870	1192
1871	1202
1872	1211
1873	1221
1874	1230
1875	1240
1876	1250
1877	1260
1878	1269
1879	1279
1880	1290
1881	1300
1882	1310
1883	1320
1884	1331
1885	1341
1886	1352
1887	1362
1888	1373
1889	1384
1890	1395
1891	1406
1892	1417
1893	1428
1894	1439
1895	1451
1896	1462
1897	1474
1898	1485
1899	1497
1900	1509
1901	1521
1902	1533
1903	1545
1904	1557
1905	1569
1906	1582
1907	1594
1908	1607
1909	1619
1910	1632
1911	1646
1912	1660
1913	1674
1914	1702
1915	1730
1916	1758
1917	1787
1918	1817
1919	1847
1920	1877
1921	1908
1922	1940
1923	1971
1924	2004
1925	2036
1926	2070
1927	2104
1928	2138
1929	2173
1930	2208
1931	2244
1932	2280
1933	2317
1934	2354
1935	2392
1936	2431
1937	2470
1938	2510
1939	2550
1940	2591
1941	2633
1942	2675
1943	2718
1944	2761
1945	2805
1946	2850
1947	2895
1948	2941
1949	2987
1950	3035
1951	3215
1952	3464
1953	4737
1954	5480
1955	5112
1956	5314
1957	5116
1958	5545
1959	5611
1960	6081
1961	6582
1962	6706
1963	6382
1964	6920
1965	7303
1966	7436
1967	7023
1968	7997
1969	7994
1970	7701
1971	7939
1972	7502
1973	8826
1974	9708
1975	10747
1976	12180
1977	11833
1978	13509
1979	17103
1980	17004
1981	13800
1982	12989
1983	11045
1984	10934
1985	10985
1986	11345
1987	13353
1988	13505
1989	11833
1990	11522
1991	4033
1992	5198
1993	6575
1994	6625
1995	6561
1996	7061
1997	8297
1998	10845
1999	12369
2000	12177
2001	12105
2002	10959
2003	7135
2004	10711
2005	10895
2006	11703
2007	11575
2008	12217
2009	12299
2010	12718
2011	13262
2012	14626
2013	15078
2014	14697
2015	14929
2016	16087
2017	16096
2018	15867
2019	15697
2020	15384
2021	15116
2022	14925
2023	14830
2024	14837
2025	14940
2026	15126
2027	15376
2028	15672
2029	15998
2030	16344
2031	16703
2032	17072
2033	17450
2034	17837
2035	18232
2036	18636
2037	19049
2038	19471
2039	19902
2040	20343