Year Total
1800 6.28
1801 6.264
1802 6.249
1803 6.233
1804 6.218
1805 6.202
1806 6.186
1807 6.171
1808 6.155
1809 6.139
1810 6.124
1811 6.108
1812 6.093
1813 6.077
1814 6.061
1815 6.046
1816 6.03
1817 6.03
1818 6.164
1819 6.298
1820 6.03
1821 6.298
1822 6.03
1823 5.762
1824 5.494
1825 6.834
1826 6.164
1827 6.298
1828 6.218
1829 6.137
1830 6.057
1831 5.976
1832 5.896
1833 6.432
1834 6.834
1835 5.896
1836 6.298
1837 6.566
1838 6.03
1839 6.432
1840 6.566
1841 6.164
1842 6.432
1843 6.298
1844 6.03
1845 5.36
1846 5.494
1847 5.092
1848 4.824
1849 5.494
1850 5.628
1851 5.628
1852 5.494
1853 5.628
1854 5.36
1855 4.824
1856 5.36
1857 5.762
1858 6.298
1859 6.566
1860 6.566
1861 6.432
1862 6.968
1863 6.566
1864 6.197
1865 5.829
1866 5.46
1867 5.092
1868 5.628
1869 5.628
1870 6.164
1871 5.762
1872 5.494
1873 5.762
1874 5.762
1875 5.494
1876 5.494
1877 5.226
1878 5.226
1879 5.36
1880 5.226
1881 5.092
1882 5.226
1883 5.226
1884 5.092
1885 5.36
1886 5.36
1887 5.36
1888 5.494
1889 5.762
1890 5.628
1891 5.628
1892 5.36
1893 5.628
1894 5.896
1895 5.896
1896 5.762
1897 5.628
1898 5.494
1899 5.494
1900 5.494
1901 5.36
1902 5.36
1903 5.092
1904 5.092
1905 4.958
1906 5.092
1907 5.092
1908 4.958
1909 4.958
1910 4.824
1911 4.69
1912 4.556
1913 4.69
1914 4.824
1915 3.886
1916 3.618
1917 3.216
1918 3.216
1919 4.422
1920 4.69
1921 4.395
1922 4.73
1923 4.824
1924 4.69
1925 4.744
1926 4.435
1927 4.234
1928 4.288
1929 4.261
1930 4.328
1931 4.047
1932 3.873
1933 3.551
1934 3.564
1935 3.497
1936 3.511
1937 3.337
1938 3.256
1939 3.231
1940 3.206
1941 3.181
1942 3.156
1943 3.131
1944 3.105
1945 3.08
1946 3.055
1947 3.511
1948 3.926
1949 3.94
1950 3.664
1951 3.661
1952 3.648
1953 3.618
1954 3.57
1955 3.506
1956 3.425
1957 3.329
1958 3.22
1959 3.1
1960 2.974
1961 2.845
1962 2.72
1963 2.604
1964 2.5
1965 2.413
1966 2.345
1967 2.295
1968 2.26
1969 2.239
1970 2.229
1971 2.228
1972 2.231
1973 2.236
1974 2.242
1975 2.248
1976 2.255
1977 2.266
1978 2.28
1979 2.295
1980 2.31
1981 2.319
1982 2.321
1983 2.313
1984 2.294
1985 2.266
1986 2.228
1987 2.186
1988 2.14
1989 2.091
1990 2.038
1991 1.979
1992 1.913
1993 1.84
1994 1.761
1995 1.68
1996 1.598
1997 1.519
1998 1.448
1999 1.386
2000 1.336
2001 1.3
2002 1.278
2003 1.268
2004 1.268
2005 1.278
2006 1.294
2007 1.313
2008 1.334
2009 1.354
2010 1.372
2011 1.388
2012 1.402
2013 1.417
2014 1.431
2015 1.444
2016 1.457
2017 1.469
2018 1.481
2019 1.493
2020 1.505
2021 1.516
2022 1.527
2023 1.537
2024 1.547
2030 1.603
2040 1.675
2050 1.727
2070 1.794
2080 1.818
2099 1.847