Year US Dollars adjusted for inflation) 1800 915 1801 916 1802 916 1803 916 1804 916 1805 916 1806 916 1807 916 1808 917 1809 917 1810 917 1811 917 1812 917 1813 917 1814 917 1815 918 1816 918 1817 918 1818 918 1819 918 1820 918 1821 922 1822 926 1823 930 1824 934 1825 937 1826 941 1827 945 1828 949 1829 953 1830 957 1831 961 1832 965 1833 969 1834 973 1835 977 1836 981 1837 985 1838 989 1839 994 1840 998 1841 1002 1842 1006 1843 1010 1844 1014 1845 1019 1846 1023 1847 1027 1848 1031 1849 1036 1850 1040 1851 1044 1852 1049 1853 1053 1854 1057 1855 1062 1856 1066 1857 1071 1858 1075 1859 1080 1860 1084 1861 1089 1862 1093 1863 1098 1864 1102 1865 1107 1866 1112 1867 1116 1868 1121 1869 1125 1870 1130 1871 1139 1872 1148 1873 1158 1874 1167 1875 1177 1876 1186 1877 1196 1878 1205 1879 1215 1880 1225 1881 1235 1882 1245 1883 1255 1884 1265 1885 1275 1886 1285 1887 1296 1888 1306 1889 1317 1890 1327 1891 1338 1892 1349 1893 1360 1894 1371 1895 1382 1896 1393 1897 1404 1898 1416 1899 1427 1900 1439 1901 1450 1902 1462 1903 1474 1904 1486 1905 1498 1906 1510 1907 1522 1908 1534 1909 1547 1910 1559 1911 1572 1912 1584 1913 1597 1914 1621 1915 1645 1916 1669 1917 1693 1918 1718 1919 1743 1920 1769 1921 1801 1922 1833 1923 1866 1924 1900 1925 1934 1926 1969 1927 2005 1928 2041 1929 2077 1930 2115 1931 2153 1932 2191 1933 2230 1934 2270 1935 2311 1936 2352 1937 2394 1938 2437 1939 2480 1940 2524 1941 2569 1942 2615 1943 2661 1944 2708 1945 2756 1946 2805 1947 2855 1948 2905 1949 2957 1950 3009 1951 3146 1952 3291 1953 3443 1954 3597 1955 3757 1956 3928 1957 4099 1958 4286 1959 4467 1960 4652 1961 4608 1962 5425 1963 5536 1964 5415 1965 5319 1966 5468 1967 8884 1968 15757 1969 19321 1970 19458 1971 19089 1972 20267 1973 16938 1974 18346 1975 22166 1976 23947 1977 22932 1978 21400 1979 21239 1980 21444 1981 23885 1982 25417 1983 28384 1984 31813 1985 34935 1986 34478 1987 36019 1988 35889 1989 36184 1990 35042 1991 35568 1992 36821 1993 37372 1994 37441 1995 38316 1996 38912 1997 41019 1998 42064 1999 41954 2000 43966 2001 45400 2002 44140 2003 42044 2004 41551 2005 41458 2006 42472 2007 43034 2008 44939 2009 45636 2010 45335 2011 42121 2012 43030 2013 41924 2014 40283 2015 40139 2016 39085 2017 39357 2018 38900 2019 38398 2020 37977 2021 37636 2022 37439 2023 37428 2024 37618 2025 38002 2026 38553 2027 39236 2028 40015 2029 40859 2030 41747 2031 42666 2032 43609 2033 44575 2034 45562 2035 46571 2036 47603 2037 48658 2038 49736 2039 50838 2040 51964