Year Years
1800 446.5
1801 446.5
1802 446.5
1803 446.5
1804 446.5
1805 446.5
1806 446.5
1807 446.5
1808 446.5
1809 446.5
1810 446.5
1811 446.5
1812 446.5
1813 446.5
1814 446.5
1815 446.5
1816 446.5
1817 446.5
1818 446.5
1819 446.5
1820 446.5
1821 446.5
1822 446.5
1823 446.5
1824 446.5
1825 446.5
1826 446.5
1827 446.5
1828 446.5
1829 446.5
1830 446.5
1831 446.5
1832 446.5
1833 446.5
1834 446.5
1835 446.5
1836 446.5
1837 446.5
1838 446.5
1839 446.5
1840 446.5
1841 446.5
1842 446.5
1843 446.5
1844 446.5
1845 446.5
1846 446.5
1847 446.5
1848 446.5
1849 446.5
1850 446.5
1851 446.5
1852 446.5
1853 446.5
1854 446.5
1855 446.5
1856 446.5
1857 446.5
1858 446.5
1859 446.5
1860 446.5
1861 446.5
1862 446.5
1863 446.5
1864 446.5
1865 446.5
1866 446.5
1867 446.5
1868 446.5
1869 446.5
1870 446.5
1871 446.5
1872 446.5
1873 446.5
1874 446.5
1875 446.5
1876 446.5
1877 446.5
1878 446.5
1879 446.5
1880 446.5
1881 446.5
1882 446.5
1883 446.5
1884 446.5
1885 446.5
1886 446.5
1887 446.5
1888 446.5
1889 446.5
1890 446.5
1891 446.5
1892 446.5
1893 446.5
1894 446.5
1895 446.5
1896 446.4
1897 446.3
1898 446.1
1899 445.9
1900 445.6
1901 445.2
1902 444.7
1903 444.2
1904 443.6
1905 442.9
1906 442.2
1907 441.4
1908 440.5
1909 439.6
1910 438.6
1911 437.6
1912 436.6
1913 435.5
1914 434.5
1915 433.4
1916 432.4
1917 431.3
1918 430.3
1919 429.2
1920 428.2
1921 427.1
1922 426.1
1923 425
1924 424
1925 422.9
1926 421.9
1927 420.8
1928 419.8
1929 418.8
1930 417.7
1931 416.6
1932 415.6
1933 414.6
1934 413.5
1935 412.5
1936 411.4
1937 410.4
1938 409.3
1939 408.3
1940 407.2
1941 406.2
1942 405.1
1943 404.1
1944 403
1945 402
1946 391.3
1947 380.8
1948 370.6
1949 359.4
1950 349.6
1951 347.6
1952 343.4
1953 338.8
1954 333.8
1955 328.5
1956 322.7
1957 316.6
1958 310.2
1959 303.9
1960 297.6
1961 291.3
1962 285.1
1963 279
1964 272.8
1965 266.7
1966 260.6
1967 254.4
1968 248.6
1969 242.4
1970 237.4
1971 232.7
1972 228.3
1982 219.4
1983 214.4
1984 210
1985 205.6
1986 201
1987 196.7
1988 192.5
1989 188.1
1990 184
1991 179.7
1992 175.5
1993 171.4
1994 167.1
1995 162.8
1996 158.7
1997 154.6
1998 150.5
1999 146.3
2000 142.4
2001 138.6
2002 135
2003 131
2004 127.3
2005 123.4
2006 119.8
2007 116.1
2008 112.8
2009 109.1
2010 105.6
2011 102.3
2012 99
2013 95.8