Year Total 1801 0.4348 1802 0.4348 1803 0.4348 1804 0.4347 1805 0.4348 1806 0.4348 1807 0.4347 1808 0.4348 1809 0.4348 1810 0.4348 1811 0.4347 1812 0.4348 1813 0.4347 1814 0.4348 1815 0.4348 1816 0.4348 1817 0.4348 1818 0.4347 1819 0.4348 1820 0.4347 1821 1.156 1822 1.156 1823 1.156 1824 1.156 1825 1.156 1826 1.156 1827 1.156 1828 1.156 1829 1.156 1830 1.156 1831 1.156 1832 1.156 1833 1.156 1834 1.156 1835 1.156 1836 1.156 1837 1.156 1838 1.156 1839 1.156 1840 1.156 1841 1.156 1842 1.156 1843 1.156 1844 1.156 1845 1.156 1846 1.156 1847 1.156 1848 1.156 1849 1.156 1850 1.156 1851 1.156 1852 1.156 1853 1.156 1854 1.156 1855 1.156 1856 1.156 1857 1.156 1858 1.156 1859 1.156 1860 1.156 1861 1.156 1862 1.156 1863 1.156 1864 1.156 1865 1.156 1866 1.156 1867 1.156 1868 1.156 1869 1.156 1870 1.156 1871 1.156 1872 1.156 1873 1.156 1874 1.156 1875 1.156 1876 1.156 1877 1.156 1878 1.156 1879 1.156 1880 1.156 1881 1.156 1882 1.156 1883 1.156 1884 1.156 1885 1.156 1886 1.156 1887 1.156 1888 1.156 1889 1.156 1890 1.156 1891 1.156 1892 1.156 1893 1.156 1894 1.156 1895 1.156 1896 1.156 1897 1.156 1898 1.156 1899 1.156 1900 1.156 1901 1.156 1902 1.156 1903 1.156 1904 1.156 1905 1.156 1906 1.156 1907 1.156 1908 1.156 1909 1.156 1910 1.156 1911 1.156 1912 1.156 1913 1.156 1914 2.674 1915 2.674 1916 2.674 1917 2.674 1918 2.674 1919 2.674 1920 2.674 1921 2.674 1922 2.674 1923 2.674 1924 2.674 1925 2.674 1926 2.674 1927 2.674 1928 2.674 1929 2.674 1930 2.674 1931 2.674 1932 2.674 1933 2.674 1934 2.674 1935 2.674 1936 2.674 1937 2.674 1938 2.674 1939 2.674 1940 2.674 1941 2.674 1942 2.674 1943 2.674 1944 2.674 1945 2.674 1946 2.674 1947 2.674 1948 2.674 1949 2.674 1950 2.674 1951 4.297 1952 4.263 1953 4.22 1954 4.26 1955 4.286 1956 4.215 1957 4.219 1958 4.22 1959 4.139 1960 1.821 1961 2.504 1962 2.721 1963 -0.5665 1964 4.384 1965 -0.08802 1966 2.449 1967 5.931 1968 7.2 1969 4.176 1970 5.646 1971 4.336 1972 -0.8965 1973 -2.212 1974 2.408 1975 1.616 1976 -2.914 1977 2.636 1978 -2.443 1979 9.851 1980 0.6937 1981 -8.805 1982 -2.092 1983 0.5094 1984 -3.919 1985 2.05 1986 0.5682 1987 2.125 1988 1.559 1989 4.05 1990 3.922 1991 -6.229 1992 1.294 1993 2.207 1994 0.1184 1995 1.841 1996 2.236 1997 3.864 1998 4.049 1999 4.842 2000 4.901 2001 6.063 2002 -12.66 2003 9.813 2004 5.281 2005 4.568 2006 5.282 2007 6.517 2008 7.42 2009 -3.849 2010 0.7153 2011 2.126 2012 2.833 2013 2.71