Year Total 1801 0.1659 1802 0.1659 1803 0.1659 1804 0.1659 1805 0.1659 1806 0.1659 1807 0.1659 1808 0.1659 1809 0.1659 1810 0.1659 1811 0.1659 1812 0.1659 1813 0.1659 1814 0.1659 1815 0.1659 1816 0.1659 1817 0.1659 1818 0.1659 1819 0.1659 1820 0.1659 1821 1.737 1822 1.736 1823 1.736 1824 1.735 1825 1.736 1826 1.736 1827 1.735 1828 1.737 1829 1.736 1830 1.735 1831 1.737 1832 1.736 1833 1.736 1834 1.736 1835 1.736 1836 1.735 1837 1.737 1838 1.736 1839 1.736 1840 1.737 1841 1.736 1842 1.736 1843 1.736 1844 1.736 1845 1.736 1846 1.737 1847 1.736 1848 1.736 1849 1.737 1850 1.737 1851 1.735 1852 1.736 1853 1.736 1854 1.737 1855 1.737 1856 1.735 1857 1.737 1858 1.735 1859 1.736 1860 1.736 1861 1.735 1862 1.736 1863 1.737 1864 1.735 1865 1.737 1866 1.735 1867 1.736 1868 1.736 1869 1.736 1870 1.736 1871 2.43 1872 0.2972 1873 5.212 1874 3.698 1875 0.208 1876 -0.9892 1877 2.792 1878 4.407 1879 6.521 1880 6.645 1881 0.8434 1882 -10.16 1883 -3.211 1884 1.854 1885 2.797 1886 0.9893 1887 -1.044 1888 4.136 1889 4.947 1890 4.904 1891 3.072 1892 7.087 1893 7.177 1894 1.763 1895 -1.522 1896 2.639 1897 -0.00484 1898 -2.37 1899 0.5339 1900 4.49 1901 5.021 1902 3.412 1903 0.6353 1904 0.7925 1905 7.521 1906 2.894 1907 4.534 1908 -0.1382 1909 -0.4942 1910 7.785 1911 4.905 1912 1.36 1913 5.187 1914 -1.594 1915 -1.254 1916 -11.26 1917 -1.527 1918 -5.275 1919 16.53 1920 -15.15 1921 10.63 1922 12.91 1923 -4.824 1924 7.233 1925 0.4299 1926 8.311 1927 10.51 1928 4.488 1929 6.415 1930 11.25 1931 -0.936 1932 -3.93 1933 10.97 1934 1.353 1935 -3.063 1936 0.4214 1937 4.451 1938 0.6535 1939 11.87 1940 5.876 1941 14.1 1942 16.03 1943 6.087 1944 8.877 1945 7.028 1946 3.268 1947 9.378 1948 0.7338 1949 -3.195 1950 -3.885 1951 -2.089 1952 -0.8469 1953 15.35 1954 9.552 1955 9.915 1956 2.603 1957 -0.3938 1958 8.229 1959 1.912 1960 3.323 1961 0.2689 1962 8.437 1963 10.34 1964 9.905 1965 7.038 1966 8.539 1967 -1.592 1968 -5.514 1969 2.941 1970 8.225 1971 13.28 1972 5.888 1973 7.004 1974 5.611 1975 0.7265 1976 6.172 1977 9.088 1978 5.939 1979 4.788 1980 5.561 1981 4.137 1982 1.771 1983 -2.176 1984 4.398 1985 3.795 1986 6.589 1987 8.422 1988 -0.7429 1989 0.613 1990 1.249 1991 0.8529 1992 -3.577 1993 0.508 1994 4.635 1995 0.5765 1996 5.625 1997 4.87 1998 5.32 1999 3.729 2000 4.535 2001 3.388 2002 -1.134 2003 3.534 2004 8.549 2005 5.267 2006 3.529 2007 5.684 2008 1.84 2009 -6.017 2010 -3.671 2011 3.185 2012 2.265 2013 3.29