Year US Dollars adjusted for inflation) 1800 976 1801 977 1802 977 1803 977 1804 977 1805 977 1806 977 1807 978 1808 978 1809 978 1810 978 1811 978 1812 978 1813 978 1814 979 1815 979 1816 979 1817 979 1818 979 1819 979 1820 980 1821 981 1822 983 1823 985 1824 987 1825 989 1826 991 1827 993 1828 994 1829 996 1830 998 1831 1000 1832 1002 1833 1004 1834 1006 1835 1008 1836 1010 1837 1012 1838 1013 1839 1015 1840 1017 1841 1019 1842 1021 1843 1023 1844 1025 1845 1027 1846 1029 1847 1031 1848 1033 1849 1035 1850 1037 1851 1039 1852 1041 1853 1043 1854 1045 1855 1047 1856 1048 1857 1050 1858 1052 1859 1054 1860 1056 1861 1058 1862 1060 1863 1062 1864 1064 1865 1066 1866 1068 1867 1070 1868 1073 1869 1075 1870 1077 1871 1084 1872 1091 1873 1099 1874 1106 1875 1114 1876 1122 1877 1129 1878 1137 1879 1145 1880 1153 1881 1161 1882 1169 1883 1177 1884 1185 1885 1193 1886 1201 1887 1209 1888 1218 1889 1226 1890 1234 1891 1243 1892 1251 1893 1260 1894 1269 1895 1277 1896 1286 1897 1295 1898 1304 1899 1313 1900 1322 1901 1331 1902 1340 1903 1349 1904 1358 1905 1368 1906 1377 1907 1387 1908 1396 1909 1406 1910 1415 1911 1430 1912 1445 1913 1460 1914 1496 1915 1533 1916 1571 1917 1610 1918 1650 1919 1690 1920 1732 1921 1787 1922 1843 1923 1901 1924 1960 1925 2020 1926 2082 1927 2146 1928 2211 1929 2277 1930 2345 1931 2415 1932 2487 1933 2560 1934 2635 1935 2711 1936 2790 1937 2870 1938 2952 1939 3036 1940 3123 1941 3211 1942 3301 1943 3393 1944 3487 1945 3583 1946 3682 1947 3783 1948 3886 1949 3992 1950 4099 1951 4013 1952 3929 1953 3851 1954 3770 1955 3689 1956 3929 1957 4378 1958 4777 1959 5065 1960 5424 1961 5743 1962 5714 1963 6188 1964 6473 1965 7085 1966 7598 1967 8244 1968 9252 1969 10197 1970 11003 1971 12073 1972 13709 1973 14525 1974 15101 1975 15508 1976 17641 1977 16954 1978 14634 1979 13041 1980 10989 1981 10281 1982 11377 1983 12385 1984 11990 1985 11758 1986 10306 1987 9951 1988 9203 1989 9346 1990 10163 1991 11226 1992 11420 1993 11113 1994 10790 1995 10894 1996 11396 1997 11342 1998 11363 1999 11383 2000 11854 2001 11963 2002 12761 2003 13696 2004 14125 2005 14551 2006 15207 2007 16409 2008 16375 2009 16563 2010 17444 2011 17876 2012 16485 2013 15965 2014 16451 2015 16010 2016 16341 2017 16844 2018 17402 2019 17989 2020 18521 2021 19061 2022 19600 2023 20133 2024 20656 2025 21169 2026 21674 2027 22176 2028 22679 2029 23187 2030 23703 2031 24229 2032 24766 2033 25315 2034 25876 2035 26449 2036 27035 2037 27634 2038 28246 2039 28872 2040 29512