Year Total
1800 6.13
1801 6.13
1802 6.13
1803 6.13
1804 6.13
1805 6.13
1806 6.13
1807 6.13
1808 6.13
1809 6.13
1810 6.13
1811 6.13
1812 6.13
1813 6.13
1814 6.13
1815 6.13
1816 6.13
1817 6.13
1818 6.13
1819 6.13
1820 6.13
1821 6.13
1822 6.13
1823 6.13
1824 6.13
1825 6.13
1826 6.13
1827 6.13
1828 6.13
1829 6.13
1830 6.13
1831 6.13
1832 6.13
1833 6.13
1834 6.13
1835 6.13
1836 6.13
1837 6.13
1838 6.13
1839 6.13
1840 6.13
1841 6.13
1842 6.13
1843 6.13
1844 6.13
1845 6.13
1846 6.13
1847 6.13
1848 6.13
1849 6.13
1850 6.13
1851 6.13
1852 6.13
1853 6.13
1854 6.13
1855 6.13
1856 6.13
1857 6.13
1858 6.13
1859 6.13
1860 6.13
1861 6.13
1862 6.13
1863 6.13
1864 6.13
1865 6.13
1866 6.13
1867 6.13
1868 6.13
1869 6.13
1870 6.13
1871 6.13
1872 6.13
1873 6.13
1874 6.13
1875 6.13
1876 6.13
1877 6.13
1878 6.13
1879 6.13
1880 6.13
1881 6.13
1882 6.13
1883 6.13
1884 6.13
1885 6.13
1886 6.13
1887 6.13
1888 6.13
1889 6.13
1890 6.13
1891 6.13
1892 6.13
1893 6.13
1894 6.13
1895 6.13
1896 6.13
1897 6.13
1898 6.13
1899 6.13
1900 6.13
1901 6.13
1902 6.13
1903 6.13
1904 6.13
1905 6.13
1906 6.13
1907 6.13
1908 6.13
1909 6.13
1910 6.13
1911 6.13
1912 6.13
1913 6.13
1914 6.13
1915 6.13
1916 6.13
1917 6.13
1918 6.13
1919 6.13
1920 6.13
1921 6.13
1922 6.13
1923 6.13
1924 6.13
1925 6.13
1926 6.122
1927 6.115
1928 6.107
1929 6.099
1930 6.092
1931 6.084
1932 6.076
1933 6.069
1934 6.061
1935 6.053
1936 6.046
1937 6.038
1938 6.03
1939 6.022
1940 6.015
1941 6.007
1942 5.999
1943 5.992
1944 5.984
1945 5.976
1946 5.969
1947 5.961
1948 5.953
1949 5.946
1950 5.938
1951 5.94
1952 5.942
1953 5.944
1954 5.947
1955 5.949
1956 5.952
1957 5.954
1958 5.956
1959 5.959
1960 5.961
1961 5.964
1962 5.966
1963 5.969
1964 5.971
1965 5.973
1966 5.974
1967 5.973
1968 5.973
1969 5.972
1970 5.974
1971 5.979
1972 5.99
1973 6.006
1974 6.029
1975 6.059
1976 6.096
1977 6.139
1978 6.186
1979 6.233
1980 6.277
1981 6.315
1982 6.345
1983 6.363
1984 6.369
1985 6.361
1986 6.342
1987 6.313
1988 6.274
1989 6.222
1990 6.152
1991 6.057
1992 5.934
1993 5.782
1994 5.603
1995 5.398
1996 5.168
1997 4.922
1998 4.669
1999 4.42
2000 4.19
2001 3.991
2002 3.829
2003 3.706
2004 3.619
2005 3.562
2006 3.52
2007 3.481
2008 3.432
2009 3.368
2010 3.29
2011 3.2
2012 3.108
2013 3.02
2014 2.94
2015 2.868
2016 2.804
2017 2.746
2018 2.691
2019 2.64
2020 2.592
2021 2.546
2022 2.503
2023 2.462
2024 2.423
2030 2.226
2040 1.989
2050 1.856
2070 1.791
2080 1.801
2099 1.831