Year Total
1800 6.59
1801 6.59
1802 6.59
1803 6.59
1804 6.59
1805 6.59
1806 6.59
1807 6.59
1808 6.59
1809 6.59
1810 6.59
1811 6.59
1812 6.59
1813 6.59
1814 6.59
1815 6.59
1816 6.59
1817 6.59
1818 6.59
1819 6.59
1820 6.59
1821 6.59
1822 6.59
1823 6.59
1824 6.59
1825 6.59
1826 6.59
1827 6.59
1828 6.59
1829 6.59
1830 6.59
1831 6.59
1832 6.59
1833 6.59
1834 6.59
1835 6.59
1836 6.59
1837 6.59
1838 6.59
1839 6.59
1840 6.59
1841 6.59
1842 6.59
1843 6.59
1844 6.59
1845 6.59
1846 6.59
1847 6.59
1848 6.59
1849 6.59
1850 6.59
1851 6.59
1852 6.59
1853 6.59
1854 6.59
1855 6.59
1856 6.59
1857 6.59
1858 6.59
1859 6.59
1860 6.59
1861 6.59
1862 6.59
1863 6.59
1864 6.59
1865 6.59
1866 6.59
1867 6.59
1868 6.59
1869 6.59
1870 6.59
1871 6.59
1872 6.59
1873 6.59
1874 6.59
1875 6.59
1876 6.59
1877 6.59
1878 6.59
1879 6.59
1880 6.59
1881 6.59
1882 6.59
1883 6.59
1884 6.59
1885 6.59
1886 6.59
1887 6.59
1888 6.59
1889 6.59
1890 6.59
1891 6.59
1892 6.59
1893 6.59
1894 6.59
1895 6.59
1896 6.59
1897 6.59
1898 6.59
1899 6.59
1900 6.59
1901 6.59
1902 6.59
1903 6.59
1904 6.59
1905 6.59
1906 6.59
1907 6.59
1908 6.59
1909 6.59
1910 6.59
1911 6.59
1912 6.59
1913 6.59
1914 6.59
1915 6.59
1916 6.59
1917 6.59
1918 6.59
1919 6.59
1920 6.59
1921 6.59
1922 6.59
1923 6.59
1924 6.59
1925 6.59
1926 6.59
1927 6.591
1928 6.591
1929 6.592
1930 6.592
1931 6.592
1932 6.593
1933 6.593
1934 6.594
1935 6.594
1936 6.594
1937 6.595
1938 6.595
1939 6.596
1940 6.596
1941 6.596
1942 6.597
1943 6.597
1944 6.598
1945 6.598
1946 6.598
1947 6.599
1948 6.599
1949 6.6
1950 6.6
1951 6.6
1952 6.6
1953 6.6
1954 6.6
1955 6.6
1956 6.6
1957 6.6
1958 6.6
1959 6.6
1960 6.6
1961 6.6
1962 6.6
1963 6.6
1964 6.6
1965 6.6
1966 6.6
1967 6.6
1968 6.6
1969 6.6
1970 6.601
1971 6.602
1972 6.605
1973 6.608
1974 6.611
1975 6.612
1976 6.608
1977 6.599
1978 6.583
1979 6.561
1980 6.535
1981 6.508
1982 6.483
1983 6.46
1984 6.436
1985 6.407
1986 6.367
1987 6.31
1988 6.234
1989 6.138
1990 6.024
1991 5.899
1992 5.767
1993 5.634
1994 5.499
1995 5.359
1996 5.208
1997 5.042
1998 4.861
1999 4.669
2000 4.474
2001 4.29
2002 4.125
2003 3.986
2004 3.873
2005 3.785
2006 3.713
2007 3.648
2008 3.581
2009 3.509
2010 3.43
2011 3.347
2012 3.264
2013 3.185
2014 3.11
2015 3.041
2016 2.978
2017 2.919
2018 2.863
2019 2.81
2020 2.76
2021 2.713
2022 2.668
2023 2.625
2024 2.584
2030 2.375
2040 2.122
2050 1.955
2070 1.818
2080 1.806
2099 1.821