Year	US Dollars adjusted for inflation)
1800	1021
1801	1021
1802	1021
1803	1021
1804	1021
1805	1021
1806	1020
1807	1020
1808	1020
1809	1020
1810	1020
1811	1020
1812	1020
1813	1020
1814	1020
1815	1019
1816	1019
1817	1019
1818	1019
1819	1019
1820	1019
1821	1019
1822	1019
1823	1019
1824	1019
1825	1020
1826	1020
1827	1020
1828	1020
1829	1020
1830	1020
1831	1020
1832	1021
1833	1021
1834	1021
1835	1021
1836	1021
1837	1021
1838	1022
1839	1022
1840	1022
1841	1022
1842	1022
1843	1022
1844	1022
1845	1023
1846	1023
1847	1023
1848	1023
1849	1023
1850	1023
1851	1023
1852	1024
1853	1024
1854	1024
1855	1024
1856	1024
1857	1024
1858	1025
1859	1025
1860	1025
1861	1025
1862	1025
1863	1025
1864	1026
1865	1026
1866	1026
1867	1026
1868	1026
1869	1026
1870	1027
1871	1029
1872	1032
1873	1034
1874	1037
1875	1039
1876	1042
1877	1044
1878	1047
1879	1049
1880	1052
1881	1054
1882	1057
1883	1060
1884	1062
1885	1094
1886	1057
1887	1104
1888	1112
1889	1080
1890	1128
1891	1023
1892	1103
1893	1129
1894	1145
1895	1115
1896	1031
1897	1217
1898	1218
1899	1121
1900	1159
1901	1176
1902	1266
1903	1277
1904	1275
1905	1244
1906	1272
1907	1188
1908	1198
1909	1355
1910	1349
1911	1338
1912	1334
1913	1303
1914	1373
1915	1339
1916	1377
1917	1351
1918	1177
1919	1339
1920	1232
1921	1319
1922	1363
1923	1307
1924	1358
1925	1362
1926	1392
1927	1380
1928	1382
1929	1426
1930	1424
1931	1397
1932	1394
1933	1378
1934	1373
1935	1342
1936	1377
1937	1337
1938	1323
1939	1335
1940	1361
1941	1371
1942	1351
1943	1389
1944	1360
1945	1324
1946	1241
1947	1234
1948	1234
1949	1250
1950	1192
1951	1128
1952	1107
1953	1185
1954	1185
1955	1184
1956	1191
1957	1214
1958	1201
1959	1185
1960	1212
1961	1254
1962	1311
1963	1358
1964	1424
1965	1450
1966	1528
1967	1545
1968	1611
1969	1672
1970	1799
1971	1761
1972	1730
1973	1808
1974	1825
1975	1856
1976	1911
1977	1946
1978	2055
1979	2072
1980	2213
1981	2305
1982	2399
1983	2491
1984	2529
1985	2680
1986	2769
1987	2845
1988	2941
1989	2999
1990	3055
1991	3121
1992	3272
1993	3244
1994	3281
1995	3358
1996	3434
1997	3384
1998	3387
1999	3429
2000	3495
2001	3487
2002	3523
2003	3618
2004	3805
2005	4013
2006	4175
2007	4288
2008	4273
2009	4304
2010	4284
2011	4310
2012	4367
2013	4464
2014	4576
2015	4695
2016	4866
2017	5021
2018	5221
2019	5413
2020	5601
2021	5791
2022	5979
2023	6162
2024	6338
2025	6507
2026	6670
2027	6829
2028	6986
2029	7144
2030	7303
2031	7465
2032	7630
2033	7799
2034	7972
2035	8149
2036	8330
2037	8515
2038	8704
2039	8897
2040	9094