Year Total
1800 6.58
1801 6.58
1802 6.58
1803 6.58
1804 6.58
1805 6.58
1806 6.58
1807 6.58
1808 6.58
1809 6.58
1810 6.58
1811 6.58
1812 6.58
1813 6.58
1814 6.58
1815 6.58
1816 6.58
1817 6.58
1818 6.58
1819 6.58
1820 6.58
1821 6.58
1822 6.58
1823 6.58
1824 6.58
1825 6.58
1826 6.58
1827 6.58
1828 6.58
1829 6.58
1830 6.58
1831 6.58
1832 6.58
1833 6.58
1834 6.58
1835 6.58
1836 6.58
1837 6.58
1838 6.58
1839 6.58
1840 6.58
1841 6.58
1842 6.58
1843 6.58
1844 6.58
1845 6.58
1846 6.58
1847 6.58
1848 6.58
1849 6.58
1850 6.58
1851 6.58
1852 6.58
1853 6.58
1854 6.58
1855 6.58
1856 6.58
1857 6.58
1858 6.58
1859 6.58
1860 6.58
1861 6.58
1862 6.58
1863 6.58
1864 6.58
1865 6.58
1866 6.58
1867 6.58
1868 6.58
1869 6.58
1870 6.58
1871 6.58
1872 6.58
1873 6.58
1874 6.58
1875 6.58
1876 6.58
1877 6.58
1878 6.58
1879 6.58
1880 6.58
1881 6.58
1882 6.58
1883 6.58
1884 6.58
1885 6.58
1886 6.58
1887 6.58
1888 6.58
1889 6.58
1890 6.58
1891 6.58
1892 6.58
1893 6.58
1894 6.58
1895 6.58
1896 6.58
1897 6.58
1898 6.58
1899 6.58
1900 6.58
1901 6.58
1902 6.58
1903 6.58
1904 6.58
1905 6.58
1906 6.58
1907 6.58
1908 6.58
1909 6.58
1910 6.58
1911 6.58
1912 6.58
1913 6.58
1914 6.58
1915 6.58
1916 6.58
1917 6.58
1918 6.58
1919 6.58
1920 6.58
1921 6.58
1922 6.58
1923 6.58
1924 6.58
1925 6.58
1926 6.436
1927 6.292
1928 6.148
1929 6.005
1930 5.861
1931 5.717
1932 5.573
1933 5.429
1934 5.285
1935 5.141
1936 4.997
1937 4.854
1938 4.71
1939 4.566
1940 4.422
1941 4.427
1942 4.433
1943 4.438
1944 4.444
1945 4.449
1946 4.454
1947 4.46
1948 4.465
1949 4.471
1950 4.476
1951 4.473
1952 4.479
1953 4.506
1954 4.555
1955 4.626
1956 4.715
1957 4.821
1958 4.938
1959 5.056
1960 5.166
1961 5.255
1962 5.314
1963 5.335
1964 5.317
1965 5.266
1966 5.193
1967 5.112
1968 5.034
1969 4.961
1970 4.892
1971 4.815
1972 4.724
1973 4.615
1974 4.492
1975 4.365
1976 4.247
1977 4.15
1978 4.082
1979 4.044
1980 4.035
1981 4.046
1982 4.068
1983 4.086
1984 4.097
1985 4.093
1986 4.073
1987 4.039
1988 3.992
1989 3.932
1990 3.857
1991 3.767
1992 3.664
1993 3.551
1994 3.43
1995 3.304
1996 3.171
1997 3.037
1998 2.904
1999 2.78
2000 2.674
2001 2.594
2002 2.544
2003 2.526
2004 2.538
2005 2.579
2006 2.646
2007 2.728
2008 2.815
2009 2.9
2010 2.974
2011 3.028
2012 3.062
2013 3.075
2014 3.067
2015 3.04
2016 3
2017 2.953
2018 2.906
2019 2.863
2020 2.824
2021 2.791
2022 2.762
2023 2.733
2024 2.705
2030 2.558
2040 2.361
2050 2.207
2070 2.015
2080 1.966
2099 1.919