Year Total
1800 5.51
1801 5.51
1802 5.51
1803 5.51
1804 5.51
1805 5.51
1806 5.51
1807 5.51
1808 5.51
1809 5.51
1810 5.51
1811 5.51
1812 5.51
1813 5.51
1814 5.51
1815 5.51
1816 5.51
1817 5.51
1818 5.51
1819 5.51
1820 5.51
1821 5.51
1822 5.51
1823 5.51
1824 5.51
1825 5.51
1826 5.51
1827 5.51
1828 5.51
1829 5.51
1830 5.51
1831 5.51
1832 5.51
1833 5.51
1834 5.51
1835 5.51
1836 5.51
1837 5.51
1838 5.51
1839 5.51
1840 5.51
1841 5.51
1842 5.51
1843 5.51
1844 5.51
1845 5.51
1846 5.51
1847 5.51
1848 5.51
1849 5.51
1850 5.51
1851 5.51
1852 5.51
1853 5.51
1854 5.51
1855 5.51
1856 5.51
1857 5.51
1858 5.51
1859 5.51
1860 5.51
1861 5.51
1862 5.51
1863 5.51
1864 5.51
1865 5.51
1866 5.51
1867 5.51
1868 5.51
1869 5.51
1870 5.51
1871 5.51
1872 5.51
1873 5.51
1874 5.51
1875 5.51
1876 5.51
1877 5.51
1878 5.51
1879 5.51
1880 5.51
1881 5.51
1882 5.51
1883 5.51
1884 5.51
1885 5.51
1886 5.51
1887 5.51
1888 5.51
1889 5.51
1890 5.51
1891 5.51
1892 5.51
1893 5.51
1894 5.51
1895 5.51
1896 5.51
1897 5.51
1898 5.51
1899 5.51
1900 5.51
1901 5.51
1902 5.51
1903 5.51
1904 5.51
1905 5.51
1906 5.51
1907 5.51
1908 5.51
1909 5.51
1910 5.51
1911 5.51
1912 5.51
1913 5.51
1914 5.51
1915 5.51
1916 5.51
1917 5.51
1918 5.51
1919 5.51
1920 5.51
1921 5.51
1922 5.51
1923 5.51
1924 5.51
1925 5.51
1926 5.51
1927 5.51
1928 5.51
1929 5.509
1930 5.509
1931 5.509
1932 5.509
1933 5.509
1934 5.509
1935 5.508
1936 5.508
1937 5.508
1938 5.508
1939 5.508
1940 5.508
1941 5.507
1942 5.507
1943 5.507
1944 5.507
1945 5.507
1946 5.507
1947 5.506
1948 5.506
1949 5.506
1950 5.506
1951 5.504
1952 5.502
1953 5.5
1954 5.498
1955 5.496
1956 5.495
1957 5.495
1958 5.495
1959 5.498
1960 5.505
1961 5.515
1962 5.529
1963 5.548
1964 5.57
1965 5.595
1966 5.619
1967 5.64
1968 5.658
1969 5.671
1970 5.678
1971 5.681
1972 5.68
1973 5.677
1974 5.675
1975 5.674
1976 5.676
1977 5.682
1978 5.693
1979 5.708
1980 5.728
1981 5.751
1982 5.776
1983 5.802
1984 5.826
1985 5.848
1986 5.866
1987 5.881
1988 5.891
1989 5.897
1990 5.9
1991 5.901
1992 5.902
1993 5.902
1994 5.901
1995 5.897
1996 5.888
1997 5.872
1998 5.847
1999 5.814
2000 5.773
2001 5.727
2002 5.678
2003 5.627
2004 5.574
2005 5.518
2006 5.457
2007 5.39
2008 5.314
2009 5.231
2010 5.14
2011 5.044
2012 4.945
2013 4.845
2014 4.745
2015 4.646
2016 4.549
2017 4.453
2018 4.357
2019 4.264
2020 4.172
2021 4.082
2022 3.994
2023 3.908
2024 3.823
2030 3.371
2040 2.819
2050 2.468
2070 2.076
2080 1.977
2099 1.888