Year Total 1800 6.35 1801 6.35 1802 6.35 1803 6.35 1804 6.35 1805 6.35 1806 6.35 1807 6.35 1808 6.35 1809 6.35 1810 6.35 1811 6.35 1812 6.35 1813 6.35 1814 6.35 1815 6.35 1816 6.35 1817 6.35 1818 6.35 1819 6.35 1820 6.35 1821 6.35 1822 6.35 1823 6.35 1824 6.35 1825 6.35 1826 6.35 1827 6.35 1828 6.35 1829 6.35 1830 6.35 1831 6.35 1832 6.35 1833 6.35 1834 6.35 1835 6.35 1836 6.35 1837 6.35 1838 6.35 1839 6.35 1840 6.35 1841 6.35 1842 6.35 1843 6.35 1844 6.35 1845 6.35 1846 6.35 1847 6.35 1848 6.35 1849 6.35 1850 6.35 1851 6.35 1852 6.35 1853 6.35 1854 6.35 1855 6.35 1856 6.35 1857 6.35 1858 6.35 1859 6.35 1860 6.35 1861 6.35 1862 6.35 1863 6.35 1864 6.35 1865 6.35 1866 6.35 1867 6.35 1868 6.35 1869 6.35 1870 6.35 1871 6.35 1872 6.35 1873 6.35 1874 6.35 1875 6.35 1876 6.35 1877 6.35 1878 6.35 1879 6.35 1880 6.35 1881 6.35 1882 6.35 1883 6.35 1884 6.35 1885 6.35 1886 6.35 1887 6.35 1888 6.35 1889 6.35 1890 6.35 1891 6.35 1892 6.35 1893 6.35 1894 6.35 1895 6.35 1896 6.35 1897 6.35 1898 6.35 1899 6.35 1900 6.35 1901 6.35 1902 6.35 1903 6.35 1904 6.35 1905 6.35 1906 6.35 1907 6.35 1908 6.35 1909 6.35 1910 6.35 1911 6.35 1912 6.35 1913 6.35 1914 6.35 1915 6.35 1916 6.35 1917 6.35 1918 6.35 1919 6.35 1920 6.35 1921 6.35 1922 6.35 1923 6.35 1924 6.35 1925 6.35 1926 6.341 1927 6.333 1928 6.324 1929 6.315 1930 6.306 1931 6.298 1932 6.289 1933 6.28 1934 6.272 1935 6.263 1936 6.254 1937 6.245 1938 6.237 1939 6.228 1940 6.219 1941 6.21 1942 6.202 1943 6.193 1944 6.184 1945 6.176 1946 6.167 1947 6.158 1948 6.149 1949 6.141 1950 6.132 1951 6.134 1952 6.137 1953 6.14 1954 6.141 1955 6.142 1956 6.143 1957 6.143 1958 6.143 1959 6.144 1960 6.147 1961 6.151 1962 6.155 1963 6.157 1964 6.151 1965 6.129 1966 6.084 1967 6.009 1968 5.903 1969 5.764 1970 5.595 1971 5.397 1972 5.181 1973 4.953 1974 4.721 1975 4.488 1976 4.257 1977 4.03 1978 3.808 1979 3.594 1980 3.392 1981 3.202 1982 3.024 1983 2.859 1984 2.707 1985 2.571 1986 2.451 1987 2.346 1988 2.256 1989 2.179 1990 2.113 1991 2.055 1992 2.003 1993 1.956 1994 1.911 1995 1.867 1996 1.824 1997 1.784 1998 1.745 1999 1.709 2000 1.676 2001 1.644 2002 1.615 2003 1.588 2004 1.563 2005 1.539 2006 1.517 2007 1.496 2008 1.477 2009 1.459 2010 1.443 2011 1.427 2012 1.412 2013 1.399 2014 1.388 2015 1.378 2016 1.371 2017 1.366 2018 1.363 2019 1.363 2020 1.366 2021 1.371 2022 1.377 2023 1.385 2024 1.394 2030 1.457 2040 1.553 2050 1.631 2070 1.74 2080 1.777 2099 1.824