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