Year US Dollars adjusted for inflation) 1800 663 1801 663 1802 663 1803 663 1804 663 1805 663 1806 663 1807 663 1808 663 1809 663 1810 664 1811 664 1812 664 1813 664 1814 664 1815 664 1816 664 1817 664 1818 664 1819 664 1820 665 1821 667 1822 669 1823 671 1824 674 1825 676 1826 678 1827 680 1828 683 1829 685 1830 687 1831 690 1832 692 1833 694 1834 697 1835 699 1836 702 1837 704 1838 706 1839 709 1840 711 1841 714 1842 716 1843 718 1844 721 1845 723 1846 726 1847 728 1848 731 1849 733 1850 736 1851 738 1852 741 1853 743 1854 746 1855 748 1856 751 1857 753 1858 756 1859 758 1860 761 1861 764 1862 766 1863 769 1864 771 1865 774 1866 777 1867 779 1868 782 1869 785 1870 787 1871 790 1872 793 1873 795 1874 798 1875 801 1876 803 1877 806 1878 809 1879 812 1880 814 1881 817 1882 820 1883 823 1884 826 1885 828 1886 831 1887 834 1888 837 1889 840 1890 843 1891 845 1892 848 1893 851 1894 854 1895 857 1896 860 1897 863 1898 866 1899 869 1900 872 1901 875 1902 877 1903 880 1904 883 1905 886 1906 889 1907 892 1908 896 1909 899 1910 902 1911 905 1912 908 1913 911 1914 922 1915 934 1916 945 1917 957 1918 969 1919 981 1920 993 1921 1004 1922 1015 1923 1027 1924 1038 1925 1050 1926 1061 1927 1073 1928 1085 1929 1097 1930 1109 1931 1122 1932 1134 1933 1147 1934 1159 1935 1172 1936 1185 1937 1198 1938 1212 1939 1225 1940 1239 1941 1252 1942 1266 1943 1280 1944 1294 1945 1309 1946 1323 1947 1338 1948 1352 1949 1367 1950 1382 1951 1398 1952 1413 1953 1428 1954 1444 1955 1460 1956 1476 1957 1492 1958 1509 1959 1525 1960 1542 1961 1559 1962 1576 1963 1593 1964 1610 1965 1628 1966 1646 1967 1664 1968 1682 1969 1700 1970 1719 1971 1737 1972 1756 1973 1775 1974 1850 1975 1910 1976 1921 1977 1993 1978 2003 1979 2017 1980 2325 1981 2656 1982 3074 1983 3290 1984 3381 1985 3623 1986 3700 1987 3796 1988 3697 1989 3680 1990 3574 1991 3796 1992 3799 1993 3935 1994 4122 1995 4264 1996 4252 1997 4230 1998 4327 1999 4474 2000 4602 2001 4742 2002 4876 2003 4948 2004 4901 2005 4947 2006 4875 2007 4642 2008 4755 2009 4837 2010 4984 2011 5102 2012 5129 2013 4950 2014 5031 2015 5189 2016 5332 2017 5409 2018 5499 2019 5522 2020 5594 2021 5670 2022 5753 2023 5845 2024 5947 2025 6059 2026 6181 2027 6310 2028 6446 2029 6587 2030 6732 2031 6881 2032 7033 2033 7189 2034 7348 2035 7511 2036 7677 2037 7847 2038 8021 2039 8199 2040 8381