Year US Dollars adjusted for inflation)
1800 682
1801 682
1802 682
1803 682
1804 682
1805 682
1806 682
1807 682
1808 682
1809 683
1810 683
1811 683
1812 683
1813 683
1814 683
1815 683
1816 683
1817 683
1818 683
1819 684
1820 684
1821 687
1822 690
1823 693
1824 696
1825 699
1826 702
1827 705
1828 708
1829 711
1830 715
1831 718
1832 721
1833 724
1834 727
1835 731
1836 734
1837 737
1838 740
1839 744
1840 747
1841 750
1842 754
1843 757
1844 760
1845 764
1846 767
1847 770
1848 774
1849 777
1850 781
1851 784
1852 788
1853 791
1854 795
1855 798
1856 802
1857 805
1858 809
1859 813
1860 816
1861 820
1862 823
1863 827
1864 831
1865 834
1866 838
1867 842
1868 846
1869 849
1870 853
1871 878
1872 904
1873 930
1874 957
1875 985
1876 1014
1877 1043
1878 1074
1879 1105
1880 1138
1881 1171
1882 1205
1883 1240
1884 1273
1885 1346
1886 1260
1887 1385
1888 1420
1889 1364
1890 1437
1891 1285
1892 1099
1893 1525
1894 1294
1895 1482
1896 1306
1897 1182
1898 1319
1899 1295
1900 1236
1901 1199
1902 1290
1903 1377
1904 1320
1905 1297
1906 1204
1907 1194
1908 1268
1909 1304
1910 1335
1911 1413
1912 1449
1913 1662
1914 1437
1915 1470
1916 1381
1917 1602
1918 1582
1919 1470
1920 1753
1921 1738
1922 1800
1923 2070
1924 2467
1925 3163
1926 3767
1927 3975
1928 4506
1929 4978
1930 4979
1931 4155
1932 4271
1933 4158
1934 4386
1935 4828
1936 4983
1937 5488
1938 5705
1939 5955
1940 5640
1941 5592
1942 5020
1943 5264
1944 6505
1945 7509
1946 8668
1947 10280
1948 11860
1949 11583
1950 11040
1951 11237
1952 11495
1953 11548
1954 12114
1955 12515
1956 13409
1957 14609
1958 13502
1959 13446
1960 12968
1961 12360
1962 12524
1963 12421
1964 13736
1965 14000
1966 13751
1967 14166
1968 14702
1969 14689
1970 15323
1971 15479
1972 15596
1973 16293
1974 16962
1975 17624
1976 18854
1977 19534
1978 19389
1979 19041
1980 18030
1981 17445
1982 16590
1983 14942
1984 14138
1985 13796
1986 14011
1987 14716
1988 15413
1989 14040
1990 14451
1991 15490
1992 16060
1993 15753
1994 15055
1995 15323
1996 14982
1997 15619
1998 15360
1999 14166
2000 14413
2001 14627
2002 13091
2003 11861
2004 13785
2005 14948
2006 16149
2007 17276
2008 17897
2009 17054
2010 16545
2011 16981
2012 17679
2013 17665
2014 16746
2015 15581
2016 14958
2017 14506
2018 14211
2019 13992
2020 13621
2021 13300
2022 13059
2023 12917
2024 12879
2025 12938
2026 13079
2027 13284
2028 13533
2029 13812
2030 14109
2031 14419
2032 14738
2033 15064
2034 15398
2035 15739
2036 16088
2037 16444
2038 16808
2039 17180
2040 17561