Year	US Dollars adjusted for inflation)
1800	931
1801	931
1802	931
1803	931
1804	931
1805	932
1806	932
1807	932
1808	932
1809	932
1810	932
1811	932
1812	933
1813	933
1814	933
1815	933
1816	933
1817	933
1818	933
1819	934
1820	934
1821	935
1822	936
1823	938
1824	939
1825	940
1826	942
1827	943
1828	945
1829	946
1830	947
1831	949
1832	950
1833	951
1834	953
1835	954
1836	955
1837	957
1838	958
1839	960
1840	961
1841	962
1842	964
1843	965
1844	967
1845	968
1846	969
1847	971
1848	972
1849	974
1850	975
1851	976
1852	978
1853	979
1854	981
1855	982
1856	983
1857	985
1858	986
1859	988
1860	989
1861	990
1862	992
1863	993
1864	995
1865	996
1866	998
1867	999
1868	1000
1869	1002
1870	1003
1871	1016
1872	1030
1873	1043
1874	1056
1875	1070
1876	1084
1877	1098
1878	1112
1879	1126
1880	1141
1881	1156
1882	1171
1883	1186
1884	1201
1885	1217
1886	1233
1887	1249
1888	1265
1889	1281
1890	1298
1891	1302
1892	1306
1893	1310
1894	1314
1895	1318
1896	1323
1897	1327
1898	1331
1899	1335
1900	1340
1901	1344
1902	1348
1903	1352
1904	1357
1905	1361
1906	1365
1907	1370
1908	1374
1909	1378
1910	1383
1911	1383
1912	1383
1913	1383
1914	1374
1915	1365
1916	1356
1917	1347
1918	1338
1919	1329
1920	1320
1921	1310
1922	1299
1923	1289
1924	1278
1925	1268
1926	1258
1927	1249
1928	1239
1929	1230
1930	1230
1931	1231
1932	1232
1933	1233
1934	1234
1935	1235
1936	1237
1937	1238
1938	1239
1939	1234
1940	1229
1941	1224
1942	1219
1943	1215
1944	1210
1945	1206
1946	1201
1947	1197
1948	1193
1949	1189
1950	1185
1951	1229
1952	1256
1953	1348
1954	1293
1955	1358
1956	1333
1957	1303
1958	1306
1959	1416
1960	1537
1961	1566
1962	1635
1963	1712
1964	1772
1965	1855
1966	2002
1967	2104
1968	2211
1969	2315
1970	2397
1971	2442
1972	2477
1973	2657
1974	2710
1975	2781
1976	2972
1977	3199
1978	3447
1979	3555
1980	3641
1981	3785
1982	3918
1983	4067
1984	4233
1985	4363
1986	4538
1987	4900
1988	5475
1989	6061
1990	6650
1991	7134
1992	7634
1993	8189
1994	8763
1995	9381
1996	9803
1997	9421
1998	8598
1999	8889
2000	9189
2001	9418
2002	9914
2003	10548
2004	11134
2005	11525
2006	12025
2007	12607
2008	12757
2009	12605
2010	13487
2011	13535
2012	14448
2013	14778
2014	14853
2015	15237
2016	15682
2017	16294
2018	16914
2019	17545
2020	18218
2021	18900
2022	19572
2023	20221
2024	20838
2025	21422
2026	21977
2027	22512
2028	23036
2029	23558
2030	24085
2031	24620
2032	25166
2033	25724
2034	26294
2035	26876
2036	27471
2037	28080
2038	28702
2039	29338
2040	29988