Year Total 1800 5.74 1801 5.74 1802 5.74 1803 5.74 1804 5.74 1805 5.74 1806 5.74 1807 5.74 1808 5.74 1809 5.74 1810 5.74 1811 5.74 1812 5.74 1813 5.74 1814 5.74 1815 5.74 1816 5.74 1817 5.74 1818 5.74 1819 5.74 1820 5.74 1821 5.74 1822 5.74 1823 5.74 1824 5.74 1825 5.74 1826 5.74 1827 5.74 1828 5.74 1829 5.74 1830 5.74 1831 5.74 1832 5.74 1833 5.74 1834 5.74 1835 5.74 1836 5.74 1837 5.74 1838 5.74 1839 5.74 1840 5.74 1841 5.74 1842 5.74 1843 5.74 1844 5.74 1845 5.74 1846 5.74 1847 5.74 1848 5.74 1849 5.74 1850 5.74 1851 5.74 1852 5.74 1853 5.74 1854 5.74 1855 5.74 1856 5.74 1857 5.74 1858 5.74 1859 5.74 1860 5.74 1861 5.74 1862 5.74 1863 5.74 1864 5.74 1865 5.74 1866 5.74 1867 5.74 1868 5.74 1869 5.74 1870 5.74 1871 5.74 1872 5.74 1873 5.74 1874 5.74 1875 5.74 1876 5.74 1877 5.74 1878 5.74 1879 5.74 1880 5.74 1881 5.74 1882 5.74 1883 5.74 1884 5.74 1885 5.74 1886 5.74 1887 5.74 1888 5.74 1889 5.74 1890 5.74 1891 5.74 1892 5.74 1893 5.74 1894 5.74 1895 5.74 1896 5.74 1897 5.74 1898 5.74 1899 5.74 1900 5.74 1901 5.74 1902 5.74 1903 5.74 1904 5.74 1905 5.74 1906 5.74 1907 5.74 1908 5.74 1909 5.74 1910 5.74 1911 5.74 1912 5.74 1913 5.74 1914 5.74 1915 5.74 1916 5.74 1917 5.74 1918 5.74 1919 5.74 1920 5.74 1921 5.74 1922 5.74 1923 5.74 1924 5.74 1925 5.74 1926 5.741 1927 5.742 1928 5.742 1929 5.743 1930 5.744 1931 5.745 1932 5.746 1933 5.746 1934 5.747 1935 5.748 1936 5.749 1937 5.75 1938 5.75 1939 5.751 1940 5.752 1941 5.753 1942 5.754 1943 5.754 1944 5.755 1945 5.756 1946 5.757 1947 5.758 1948 5.758 1949 5.759 1950 5.76 1951 5.753 1952 5.741 1953 5.733 1954 5.729 1955 5.729 1956 5.732 1957 5.736 1958 5.741 1959 5.743 1960 5.739 1961 5.724 1962 5.694 1963 5.647 1964 5.583 1965 5.501 1966 5.403 1967 5.295 1968 5.181 1969 5.064 1970 4.948 1971 4.836 1972 4.73 1973 4.629 1974 4.534 1975 4.444 1976 4.357 1977 4.271 1978 4.182 1979 4.092 1980 3.997 1981 3.898 1982 3.796 1983 3.692 1984 3.587 1985 3.482 1986 3.379 1987 3.279 1988 3.182 1989 3.09 1990 3.002 1991 2.919 1992 2.841 1993 2.765 1994 2.691 1995 2.617 1996 2.543 1997 2.468 1998 2.39 1999 2.31 2000 2.226 2001 2.137 2002 2.044 2003 1.948 2004 1.854 2005 1.765 2006 1.686 2007 1.621 2008 1.57 2009 1.535 2010 1.513 2011 1.502 2012 1.498 2013 1.495 2014 1.493 2015 1.489 2016 1.484 2017 1.479 2018 1.476 2019 1.474 2020 1.474 2021 1.475 2022 1.477 2023 1.48 2024 1.483 2030 1.515 2040 1.575 2050 1.64 2070 1.738 2080 1.773 2099 1.82