Year Years
1800 416.2
1801 416.2
1802 416.2
1803 416.2
1804 416.2
1805 416.2
1806 416.2
1807 416.2
1808 416.2
1809 416.2
1810 416.2
1811 416.2
1812 416.2
1813 416.2
1814 416.2
1815 416.2
1816 416.2
1817 416.2
1818 416.2
1819 416.2
1820 416.2
1821 416.2
1822 416.2
1823 416.2
1824 416.2
1825 416.2
1826 416.2
1827 416.2
1828 416.2
1829 416.2
1830 416.2
1831 416.2
1832 416.2
1833 416.2
1834 416.2
1835 416.2
1836 416.2
1837 416.2
1838 416.2
1839 416.2
1840 416.2
1841 416.2
1842 416.2
1843 416.2
1844 416.2
1845 416.2
1846 416.2
1847 416.2
1848 416.2
1849 416.2
1850 416.2
1851 416.2
1852 416.2
1853 416.2
1854 416.2
1855 416.2
1856 416.2
1857 416.2
1858 416.2
1859 416.2
1860 416.2
1861 416.2
1862 416.2
1863 416.2
1864 416.2
1865 416.2
1866 416.2
1867 416.2
1868 416.2
1869 416.2
1870 416.2
1871 416.2
1872 416.2
1873 416.2
1874 416.2
1875 416.2
1876 416.2
1877 416.2
1878 416.2
1879 416.2
1880 416.2
1881 416.2
1882 416.2
1883 416.2
1884 416.2
1885 416.2
1886 416.2
1887 416.2
1888 416.2
1889 416.2
1890 416.2
1891 416.2
1892 416.2
1893 416.2
1894 416.1
1895 416.1
1896 416.1
1897 415.9
1898 415.8
1899 415.6
1900 415.3
1901 414.9
1902 414.5
1903 414
1904 413.4
1905 412.8
1906 412.1
1907 411.4
1908 410.6
1909 409.7
1910 408.8
1911 407.9
1912 406.9
1913 405.9
1914 404.9
1915 403.9
1916 403
1917 402
1918 401
1919 400.1
1920 399.1
1921 398.1
1922 397.1
1923 396.1
1924 395.2
1925 394.2
1926 393.2
1927 392.2
1928 391.3
1929 390.3
1930 389.3
1931 388.3
1932 387.4
1933 386.4
1934 385.4
1935 384.4
1936 383.4
1937 382.5
1938 381.5
1939 380.5
1940 379.5
1941 378.6
1942 377.6
1943 376.6
1944 375.6
1945 374.7
1946 353.3
1947 333.9
1948 314.1
1949 295.1
1950 276.8
1960 242.5
1970 182.8
1971 171.2
1972 161.5
1973 151.3
1974 142.1
1975 133.9
1976 126
1977 118.3
1978 111.3
1979 104.6
1980 98.1
1981 91.9
1982 85.8
1983 80
1984 74.4
1985 68.9
1986 63.5
1987 58.2
1988 53.2
1989 48.5
1990 44.1
1991 40.1
1992 36.8
1993 33.9
1994 31.5
1995 29.4
1996 27.6
1997 26.1
1998 24.8
1999 23.7
2000 22.8
2001 21.9
2002 21.2
2003 20.6
2004 20.1
2005 19.6
2006 19.2
2007 18.7
2008 18.2
2009 17.6
2010 17.1
2011 16.6
2012 16.1
2013 15.5