Year	US Dollars adjusted for inflation)
1800	976
1801	977
1802	977
1803	977
1804	977
1805	977
1806	977
1807	978
1808	978
1809	978
1810	978
1811	978
1812	978
1813	978
1814	979
1815	979
1816	979
1817	979
1818	979
1819	979
1820	980
1821	981
1822	983
1823	985
1824	987
1825	989
1826	991
1827	993
1828	994
1829	996
1830	998
1831	1000
1832	1002
1833	1004
1834	1006
1835	1008
1836	1010
1837	1012
1838	1013
1839	1015
1840	1017
1841	1019
1842	1021
1843	1023
1844	1025
1845	1027
1846	1029
1847	1031
1848	1033
1849	1035
1850	1037
1851	1039
1852	1041
1853	1043
1854	1045
1855	1047
1856	1048
1857	1050
1858	1052
1859	1054
1860	1056
1861	1058
1862	1060
1863	1062
1864	1064
1865	1066
1866	1068
1867	1070
1868	1073
1869	1075
1870	1077
1871	1084
1872	1091
1873	1099
1874	1106
1875	1114
1876	1122
1877	1129
1878	1137
1879	1145
1880	1153
1881	1161
1882	1169
1883	1177
1884	1185
1885	1193
1886	1201
1887	1209
1888	1218
1889	1226
1890	1234
1891	1243
1892	1251
1893	1260
1894	1269
1895	1277
1896	1286
1897	1295
1898	1304
1899	1313
1900	1322
1901	1331
1902	1340
1903	1349
1904	1358
1905	1368
1906	1377
1907	1387
1908	1396
1909	1406
1910	1415
1911	1430
1912	1445
1913	1460
1914	1496
1915	1533
1916	1571
1917	1610
1918	1650
1919	1690
1920	1732
1921	1787
1922	1843
1923	1901
1924	1960
1925	2020
1926	2082
1927	2146
1928	2211
1929	2277
1930	2345
1931	2415
1932	2487
1933	2560
1934	2635
1935	2711
1936	2790
1937	2870
1938	2952
1939	3036
1940	3123
1941	3211
1942	3301
1943	3393
1944	3487
1945	3583
1946	3682
1947	3783
1948	3886
1949	3992
1950	4099
1951	4013
1952	3929
1953	3851
1954	3770
1955	3689
1956	3929
1957	4378
1958	4777
1959	5065
1960	5424
1961	5743
1962	5714
1963	6188
1964	6473
1965	7085
1966	7598
1967	8244
1968	9252
1969	10197
1970	11003
1971	12073
1972	13709
1973	14525
1974	15101
1975	15508
1976	17641
1977	16954
1978	14634
1979	13041
1980	10989
1981	10281
1982	11377
1983	12385
1984	11990
1985	11758
1986	10306
1987	9951
1988	9203
1989	9346
1990	10163
1991	11226
1992	11420
1993	11113
1994	10790
1995	10894
1996	11396
1997	11342
1998	11363
1999	11383
2000	11854
2001	11963
2002	12761
2003	13696
2004	14125
2005	14551
2006	15207
2007	16409
2008	16375
2009	16563
2010	17444
2011	17876
2012	16485
2013	15965
2014	16451
2015	16010
2016	16341
2017	16844
2018	17402
2019	17989
2020	18521
2021	19061
2022	19600
2023	20133
2024	20656
2025	21169
2026	21674
2027	22176
2028	22679
2029	23187
2030	23703
2031	24229
2032	24766
2033	25315
2034	25876
2035	26449
2036	27035
2037	27634
2038	28246
2039	28872
2040	29512