Year Total
1800 5.2
1801 5.192
1802 5.184
1803 5.176
1804 5.168
1805 5.16
1806 5.152
1807 5.144
1808 5.136
1809 5.128
1810 5.12
1811 5.112
1812 5.104
1813 5.096
1814 5.088
1815 5.08
1816 5.072
1817 5.064
1818 5.056
1819 5.048
1820 5.04
1821 5.032
1822 5.024
1823 5.016
1824 5.008
1825 5
1826 4.992
1827 4.984
1828 4.976
1829 4.968
1830 4.96
1831 4.952
1832 4.944
1833 4.936
1834 4.928
1835 4.92
1836 4.912
1837 4.904
1838 4.896
1839 4.888
1840 4.88
1841 4.872
1842 4.864
1843 4.856
1844 4.848
1845 4.84
1846 4.832
1847 4.824
1848 4.816
1849 4.808
1850 4.8
1851 4.774
1852 4.747
1853 4.721
1854 4.694
1855 4.668
1856 4.641
1857 4.615
1858 4.589
1859 4.562
1860 4.536
1861 4.509
1862 4.483
1863 4.456
1864 4.43
1865 4.404
1866 4.377
1867 4.351
1868 4.324
1869 4.298
1870 4.271
1871 4.245
1872 4.219
1873 4.192
1874 4.166
1875 4.139
1876 4.113
1877 4.086
1878 4.06
1879 4.034
1880 4.007
1881 3.981
1882 3.954
1883 3.928
1884 3.901
1885 3.875
1886 3.849
1887 3.822
1888 3.796
1889 3.769
1890 3.743
1891 3.716
1892 3.69
1893 3.664
1894 3.637
1895 3.611
1896 3.584
1897 3.558
1898 3.537
1899 3.516
1900 3.495
1901 3.475
1902 3.454
1903 3.433
1904 3.412
1905 3.391
1906 3.37
1907 3.35
1908 3.329
1909 3.308
1910 3.287
1911 3.266
1912 3.245
1913 3.225
1914 3.204
1915 3.183
1916 3.162
1917 3.141
1918 3.121
1919 3.1
1920 3.079
1921 3.058
1922 3.037
1923 3.016
1924 2.996
1925 2.975
1926 2.91
1927 2.846
1928 2.782
1929 2.718
1930 2.653
1931 2.594
1932 2.535
1933 2.476
1934 2.417
1935 2.358
1936 2.384
1937 2.41
1938 2.436
1939 2.462
1940 2.488
1941 2.44
1942 2.392
1943 2.344
1944 2.296
1945 2.248
1946 2.199
1947 2.151
1948 2.103
1949 2.055
1950 2.007
1951 2.007
1952 2.004
1953 2
1954 1.992
1955 1.982
1956 1.97
1957 1.955
1958 1.938
1959 1.919
1960 1.899
1961 1.877
1962 1.856
1963 1.836
1964 1.819
1965 1.809
1966 1.81
1967 1.822
1968 1.845
1969 1.877
1970 1.91
1971 1.939
1972 1.958
1973 1.963
1974 1.956
1975 1.939
1976 1.921
1977 1.907
1978 1.904
1979 1.914
1980 1.937
1981 1.974
1982 2.018
1983 2.062
1984 2.102
1985 2.129
1986 2.136
1987 2.119
1988 2.077
1989 2.012
1990 1.923
1991 1.815
1992 1.696
1993 1.575
1994 1.459
1995 1.357
1996 1.275
1997 1.216
1998 1.18
1999 1.168
2000 1.178
2001 1.207
2002 1.247
2003 1.294
2004 1.342
2005 1.388
2006 1.43
2007 1.467
2008 1.501
2009 1.529
2010 1.553
2011 1.573
2012 1.591
2013 1.607
2014 1.622
2015 1.637
2016 1.652
2017 1.666
2018 1.679
2019 1.692
2020 1.703
2021 1.715
2022 1.725
2023 1.735
2024 1.745
2030 1.794
2040 1.847
2050 1.879
2070 1.914
2080 1.925
2099 1.936