Year US Dollars adjusted for inflation) 1800 1026 1801 1026 1802 1026 1803 1026 1804 1026 1805 1027 1806 1027 1807 1027 1808 1027 1809 1027 1810 1027 1811 1027 1812 1028 1813 1028 1814 1028 1815 1028 1816 1028 1817 1028 1818 1029 1819 1029 1820 1029 1821 984 1822 989 1823 985 1824 962 1825 990 1826 998 1827 1002 1828 995 1829 1001 1830 986 1831 985 1832 998 1833 994 1834 1015 1835 1038 1836 1030 1837 1055 1838 1060 1839 1062 1840 1117 1841 1119 1842 1132 1843 1154 1844 1158 1845 1181 1846 1208 1847 1221 1848 1258 1849 1334 1850 1388 1851 1412 1852 1440 1853 1394 1854 1420 1855 1471 1856 1474 1857 1507 1858 1558 1859 1593 1860 1631 1861 1616 1862 1595 1863 1639 1864 1709 1865 1750 1866 1770 1867 1684 1868 1751 1869 1907 1870 1928 1871 1903 1872 2016 1873 2118 1874 1999 1875 2132 1876 2079 1877 1982 1878 2072 1879 2351 1880 2604 1881 2656 1882 2837 1883 2813 1884 2798 1885 2677 1886 2751 1887 2904 1888 2751 1889 2784 1890 2947 1891 3146 1892 3043 1893 3153 1894 3062 1895 3236 1896 3214 1897 3105 1898 3439 1899 3420 1900 3293 1901 3336 1902 3442 1903 3211 1904 3435 1905 3393 1906 3618 1907 3767 1908 4121 1909 4096 1910 4509 1911 4331 1912 4445 1913 4469 1914 3727 1915 3560 1916 4307 1917 4341 1918 4338 1919 3671 1920 4090 1921 3493 1922 3567 1923 4232 1924 4481 1925 4604 1926 4154 1927 4013 1928 4835 1929 5003 1930 4131 1931 3198 1932 2655 1933 3213 1934 3808 1935 3953 1936 4069 1937 4539 1938 4502 1939 4507 1940 4595 1941 4453 1942 4567 1943 4604 1944 4597 1945 4895 1946 5210 1947 4558 1948 5216 1949 5009 1950 5146 1951 5226 1952 5448 1953 5750 1954 5459 1955 5550 1956 5520 1957 5945 1958 6118 1959 5628 1960 5943 1961 6074 1962 6209 1963 6449 1964 6445 1965 6359 1966 6923 1967 7007 1968 7120 1969 7249 1970 7264 1971 7777 1972 7547 1973 7003 1974 6949 1975 5952 1976 6058 1977 6554 1978 6991 1979 7462 1980 7935 1981 8292 1982 7041 1983 6731 1984 7016 1985 7046 1986 7327 1987 7686 1988 8112 1989 8821 1990 8992 1991 9539 1992 10438 1993 10956 1994 11337 1995 12172 1996 12820 1997 13588 1998 13991 1999 13759 2000 14315 2001 14614 2002 14896 2003 15332 2004 16258 2005 17008 2006 17891 2007 18573 2008 19032 2009 18547 2010 19442 2011 20438 2012 21330 2013 21998 2014 22226 2015 22537 2016 22707 2017 22991 2018 23366 2019 23793 2020 24110 2021 24444 2022 24807 2023 25208 2024 25652 2025 26138 2026 26664 2027 27223 2028 27809 2029 28417 2030 29043 2031 29685 2032 30342 2033 31014 2034 31701 2035 32403 2036 33121 2037 33855 2038 34605 2039 35372 2040 36156