Year US Dollars adjusted for inflation) 1800 1081 1801 1081 1802 1082 1803 1083 1804 1084 1805 1085 1806 1086 1807 1087 1808 1088 1809 1089 1810 1090 1811 1091 1812 1091 1813 1092 1814 1093 1815 1094 1816 1095 1817 1096 1818 1097 1819 1098 1820 1099 1821 1106 1822 1114 1823 1122 1824 1129 1825 1137 1826 1145 1827 1153 1828 1161 1829 1169 1830 1177 1831 1185 1832 1193 1833 1201 1834 1209 1835 1217 1836 1226 1837 1234 1838 1243 1839 1251 1840 1260 1841 1268 1842 1277 1843 1286 1844 1295 1845 1304 1846 1313 1847 1322 1848 1331 1849 1340 1850 1349 1851 1358 1852 1367 1853 1377 1854 1386 1855 1396 1856 1405 1857 1415 1858 1425 1859 1435 1860 1444 1861 1454 1862 1464 1863 1474 1864 1484 1865 1495 1866 1505 1867 1515 1868 1526 1869 1536 1870 1547 1871 1562 1872 1578 1873 1594 1874 1610 1875 1626 1876 1642 1877 1658 1878 1675 1879 1692 1880 1709 1881 1726 1882 1743 1883 1761 1884 1778 1885 1796 1886 1814 1887 1833 1888 1851 1889 1869 1890 1888 1891 1907 1892 1926 1893 1946 1894 1965 1895 1985 1896 2005 1897 2025 1898 2045 1899 2066 1900 2086 1901 2107 1902 2129 1903 2150 1904 2171 1905 2193 1906 2215 1907 2237 1908 2260 1909 2283 1910 2305 1911 2341 1912 2376 1913 2412 1914 2333 1915 2257 1916 2183 1917 2111 1918 2212 1919 2318 1920 2429 1921 2613 1922 2807 1923 2938 1924 3073 1925 3211 1926 3352 1927 3496 1928 3644 1929 3796 1930 3951 1931 4109 1932 4272 1933 4438 1934 4608 1935 4782 1936 4960 1937 5143 1938 5329 1939 5520 1940 5715 1941 5915 1942 6119 1943 6327 1944 6541 1945 6759 1946 6982 1947 7210 1948 7443 1949 7681 1950 7925 1951 7020 1952 7364 1953 8366 1954 9473 1955 10095 1956 9722 1957 9752 1958 8247 1959 8816 1960 8914 1961 9357 1962 9566 1963 9490 1964 9893 1965 10683 1966 11194 1967 10458 1968 11545 1969 11578 1970 12143 1971 13050 1972 14408 1973 14805 1974 14986 1975 10391 1976 4366 1977 7513 1978 7702 1979 8714 1980 9236 1981 9305 1982 5900 1983 7135 1984 10341 1985 12939 1986 12211 1987 14301 1988 10349 1989 5986 1990 7860 1991 10668 1992 10873 1993 11318 1994 11920 1995 12453 1996 12933 1997 12548 1998 12910 1999 12678 2000 12536 2001 12538 2002 12367 2003 12149 2004 12329 2005 12273 2006 12248 2007 13297 2008 14424 2009 15636 2010 16281 2011 15695 2012 14970 2013 14075 2014 13492 2015 13087 2016 12974 2017 13172 2018 13438 2019 13709 2020 13935 2021 14169 2022 14416 2023 14680 2024 14962 2025 15263 2026 15581 2027 15914 2028 16260 2029 16617 2030 16984 2031 17360 2032 17744 2033 18137 2034 18539 2035 18950 2036 19370 2037 19799 2038 20238 2039 20686 2040 21144