Year Years
1800 441.1
1801 441.1
1802 441.1
1803 441.1
1804 441.1
1805 441.1
1806 441.1
1807 441.1
1808 441.1
1809 441.1
1810 441.1
1811 441.1
1812 441.1
1813 441.1
1814 441.1
1815 441.1
1816 441.1
1817 441.1
1818 441.1
1819 441.1
1820 441.1
1821 441.1
1822 441.1
1823 441.1
1824 441.1
1825 441.1
1826 441.1
1827 441.1
1828 441.1
1829 441.1
1830 441.1
1831 441.1
1832 441.1
1833 441.1
1834 441.1
1835 441.1
1836 441.1
1837 441.1
1838 441.1
1839 441.1
1840 441.1
1841 441.1
1842 441.1
1843 441.1
1844 441.1
1845 441.1
1846 441.1
1847 441.1
1848 441.1
1849 441.1
1850 441.1
1851 441.1
1852 441.1
1853 441.1
1854 441.1
1855 441.1
1856 441.1
1857 441.1
1858 441.1
1859 441.1
1860 441.1
1861 441.1
1862 441.1
1863 441.1
1864 441.1
1865 441.1
1866 441.1
1867 441.1
1868 441.1
1869 441.1
1870 441.1
1871 441.1
1872 441.1
1873 441.1
1874 441.1
1875 441.1
1876 441.1
1877 441.1
1878 441.1
1879 441.1
1880 441.1
1881 441.1
1882 441.1
1883 441.1
1884 441.1
1885 441.1
1886 441.1
1887 441.1
1888 441.1
1889 441.1
1890 441.1
1891 441.1
1892 441.1
1893 441.1
1894 441.1
1895 441.1
1896 441
1897 440.9
1898 440.7
1899 440.5
1900 440.2
1901 439.8
1902 439.3
1903 438.8
1904 438.2
1905 437.6
1906 436.9
1907 436.1
1908 435.2
1909 434.3
1910 433.3
1911 432.3
1912 431.3
1913 430.3
1914 429.2
1915 428.2
1916 427.1
1917 426.1
1918 425.1
1919 424
1920 423
1921 422
1922 420.9
1923 419.9
1924 418.9
1925 417.8
1926 416.8
1927 415.8
1928 414.7
1929 413.7
1930 412.7
1931 411.6
1932 410.6
1933 409.6
1934 408.5
1935 407.5
1936 406.4
1937 405.4
1938 404.4
1939 403.3
1940 402.3
1941 401.3
1942 400.2
1943 399.2
1944 398.2
1945 397.1
1946 383
1947 370.4
1948 357
1949 345.1
1950 332.3
1951 330.4
1952 328.4
1953 325
1954 321.2
1955 317.1
1956 312.5
1957 307.6
1958 302.3
1959 297
1969 218.7
1970 216.9
1971 214.9
1972 213
1973 210.8
1974 208.3
1975 205.7
1976 202.7
1977 199.7
1978 196.8
1979 193.9
1980 191.2
1981 188.2
1982 185.1
1983 181.9
1984 178.6
1985 175.1
1986 171.1
1987 166.6
1988 161.7
1989 156.4
1990 150.6
1991 144.3
1992 137.7
1993 130.7
1994 123.8
1995 117.2
1996 110.8
1997 104.8
1998 99.3
1999 94.1
2000 89.3
2001 84.9
2002 80.7
2003 76.9
2004 73.3
2005 69.8
2006 66.6
2007 63.5
2008 60.6
2009 58
2010 55.6
2011 53.6
2012 51.6
2013 49.9