Year Total
1800 6.16
1801 6.16
1802 6.16
1803 6.16
1804 6.16
1805 6.16
1806 6.16
1807 6.16
1808 6.16
1809 6.16
1810 6.16
1811 6.16
1812 6.16
1813 6.161
1814 6.161
1815 6.161
1816 6.161
1817 6.161
1818 6.161
1819 6.161
1820 6.161
1821 6.161
1822 6.161
1823 6.161
1824 6.161
1825 6.161
1826 6.161
1827 6.161
1828 6.161
1829 6.161
1830 6.161
1831 6.161
1832 6.161
1833 6.161
1834 6.161
1835 6.161
1836 6.161
1837 6.161
1838 6.162
1839 6.162
1840 6.162
1841 6.162
1842 6.162
1843 6.162
1844 6.162
1845 6.162
1846 6.162
1847 6.162
1848 6.162
1849 6.162
1850 6.162
1851 6.162
1852 6.162
1853 6.162
1854 6.162
1855 6.162
1856 6.162
1857 6.162
1858 6.162
1859 6.162
1860 6.162
1861 6.162
1862 6.162
1863 6.163
1864 6.163
1865 6.163
1866 6.163
1867 6.163
1868 6.163
1869 6.163
1870 6.163
1871 6.163
1872 6.163
1873 6.163
1874 6.163
1875 6.163
1876 6.163
1877 6.163
1878 6.163
1879 6.163
1880 6.163
1881 6.163
1882 6.163
1883 6.163
1884 6.163
1885 6.163
1886 6.163
1887 6.163
1888 6.164
1889 6.164
1890 6.164
1891 6.164
1892 6.164
1893 6.164
1894 6.164
1895 6.164
1896 6.164
1897 6.164
1898 6.164
1899 6.164
1900 6.164
1901 6.164
1902 6.164
1903 6.164
1904 6.164
1905 6.164
1906 6.164
1907 6.164
1908 6.164
1909 6.164
1910 6.164
1911 6.164
1912 6.164
1913 6.164
1914 6.164
1915 6.164
1916 6.164
1917 6.164
1918 6.164
1919 6.164
1920 6.164
1921 6.164
1922 6.164
1923 6.164
1924 6.164
1925 6.164
1926 6.164
1927 6.164
1928 6.164
1929 6.164
1930 6.164
1931 6.164
1932 6.164
1933 6.164
1934 6.164
1935 6.164
1936 6.212
1937 6.26
1938 6.308
1939 6.356
1940 6.404
1941 6.452
1942 6.5
1943 6.548
1944 6.596
1945 6.644
1946 6.692
1947 6.74
1948 6.788
1949 6.836
1950 6.884
1951 6.982
1952 7.158
1953 7.297
1954 7.4
1955 7.466
1956 7.497
1957 7.495
1958 7.463
1959 7.408
1960 7.336
1961 7.257
1962 7.179
1963 7.109
1964 7.052
1965 7.01
1966 6.981
1967 6.961
1968 6.941
1969 6.919
1970 6.892
1971 6.855
1972 6.807
1973 6.748
1974 6.678
1975 6.597
1976 6.51
1977 6.42
1978 6.327
1979 6.232
1980 6.131
1981 6.018
1982 5.89
1983 5.746
1984 5.589
1985 5.426
1986 5.267
1987 5.118
1988 4.985
1989 4.865
1990 4.754
1991 4.642
1992 4.519
1993 4.381
1994 4.225
1995 4.055
1996 3.878
1997 3.702
1998 3.535
1999 3.384
2000 3.251
2001 3.139
2002 3.046
2003 2.967
2004 2.903
2005 2.848
2006 2.802
2007 2.759
2008 2.717
2009 2.675
2010 2.631
2011 2.585
2012 2.541
2013 2.498
2014 2.457
2015 2.419
2016 2.383
2017 2.349
2018 2.317
2019 2.287
2020 2.258
2021 2.23
2022 2.204
2023 2.179
2024 2.154
2030 2.028
2040 1.882
2050 1.806
2070 1.778
2080 1.791
2099 1.825