Year Total
1800 5.53
1801 5.53
1802 5.53
1803 5.53
1804 5.53
1805 5.53
1806 5.53
1807 5.53
1808 5.53
1809 5.53
1810 5.53
1811 5.53
1812 5.53
1813 5.53
1814 5.53
1815 5.53
1816 5.53
1817 5.53
1818 5.53
1819 5.53
1820 5.53
1821 5.53
1822 5.53
1823 5.53
1824 5.53
1825 5.53
1826 5.53
1827 5.53
1828 5.53
1829 5.53
1830 5.53
1831 5.53
1832 5.53
1833 5.53
1834 5.53
1835 5.53
1836 5.53
1837 5.53
1838 5.53
1839 5.53
1840 5.53
1841 5.53
1842 5.53
1843 5.53
1844 5.53
1845 5.53
1846 5.53
1847 5.53
1848 5.53
1849 5.53
1850 5.53
1851 5.53
1852 5.53
1853 5.53
1854 5.53
1855 5.53
1856 5.53
1857 5.53
1858 5.53
1859 5.53
1860 5.53
1861 5.53
1862 5.53
1863 5.53
1864 5.53
1865 5.53
1866 5.53
1867 5.53
1868 5.53
1869 5.53
1870 5.53
1871 5.53
1872 5.53
1873 5.53
1874 5.53
1875 5.53
1876 5.53
1877 5.53
1878 5.53
1879 5.53
1880 5.53
1881 5.53
1882 5.53
1883 5.53
1884 5.53
1885 5.53
1886 5.53
1887 5.53
1888 5.53
1889 5.53
1890 5.53
1891 5.53
1892 5.53
1893 5.53
1894 5.53
1895 5.53
1896 5.53
1897 5.53
1898 5.53
1899 5.53
1900 5.53
1901 5.53
1902 5.53
1903 5.53
1904 5.53
1905 5.53
1906 5.53
1907 5.53
1908 5.53
1909 5.53
1910 5.53
1911 5.53
1912 5.53
1913 5.53
1914 5.53
1915 5.53
1916 5.53
1917 5.53
1918 5.53
1919 5.53
1920 5.53
1921 5.53
1922 5.53
1923 5.53
1924 5.53
1925 5.53
1926 5.522
1927 5.515
1928 5.507
1929 5.499
1930 5.492
1931 5.484
1932 5.476
1933 5.469
1934 5.461
1935 5.453
1936 5.446
1937 5.438
1938 5.43
1939 5.422
1940 5.415
1941 5.407
1942 5.399
1943 5.392
1944 5.384
1945 5.376
1946 5.369
1947 5.361
1948 5.353
1949 5.346
1950 5.338
1951 5.529
1952 5.886
1953 6.191
1954 6.445
1955 6.646
1956 6.798
1957 6.901
1958 6.959
1959 6.979
1960 6.967
1961 6.931
1962 6.88
1963 6.821
1964 6.758
1965 6.688
1966 6.607
1967 6.508
1968 6.387
1969 6.249
1970 6.101
1971 5.953
1972 5.813
1973 5.686
1974 5.571
1975 5.462
1976 5.347
1977 5.216
1978 5.064
1979 4.891
1980 4.703
1981 4.512
1982 4.328
1983 4.161
1984 4.014
1985 3.888
1986 3.78
1987 3.683
1988 3.589
1989 3.495
1990 3.398
1991 3.298
1992 3.195
1993 3.09
1994 2.983
1995 2.873
1996 2.76
1997 2.644
1998 2.528
1999 2.416
2000 2.313
2001 2.224
2002 2.152
2003 2.098
2004 2.062
2005 2.04
2006 2.029
2007 2.022
2008 2.013
2009 2
2010 1.982
2011 1.96
2012 1.936
2013 1.912
2014 1.89
2015 1.868
2016 1.848
2017 1.83
2018 1.813
2019 1.796
2020 1.781
2021 1.767
2022 1.754
2023 1.742
2024 1.731
2030 1.683
2040 1.661
2050 1.683
2070 1.751
2080 1.782
2099 1.825