Year Total 1801 0.6993 1802 0.6993 1803 0.6994 1804 0.6993 1805 0.6993 1806 0.6994 1807 0.6992 1808 0.6994 1809 0.6993 1810 0.6993 1811 0.6993 1812 0.6993 1813 0.6993 1814 0.6993 1815 0.6994 1816 0.6993 1817 0.6993 1818 0.6993 1819 0.6994 1820 0.6993 1821 2.055 1822 2.034 1823 2.115 1824 2.092 1825 2.168 1826 2.337 1827 2.213 1828 1.908 1829 1.983 1830 2.055 1831 -6.799 1832 2.695 1833 12.41 1834 5.628 1835 -0.8352 1836 -1.551 1837 1.253 1838 1.242 1839 0.8792 1840 9.836 1841 3.017 1842 2.023 1843 -1.013 1844 3.231 1845 5.788 1846 3.263 1847 -2.79 1848 -4.556 1849 3.706 1850 3.587 1851 7.582 1852 0.1906 1853 5.803 1854 4.052 1855 6.698 1856 -0.4642 1857 -4.201 1858 5.245 1859 3.911 1860 5.249 1861 -1.617 1862 9.6 1863 1.498 1864 5.173 1865 5.639 1866 2.048 1867 2.661 1868 0.07245 1869 4.051 1870 -0.05025 1871 1.949 1872 6.716 1873 2.554 1874 3.973 1875 3.141 1876 3.026 1877 0.9537 1878 -3.319 1879 1.077 1880 3.406 1881 1.135 1882 0.00462 1883 -0.1847 1884 1.977 1885 1.115 1886 0.7421 1887 1.463 1888 4.868 1889 4.058 1890 2.92 1891 1.158 1892 2.105 1893 2.852 1894 0.8014 1895 1.403 1896 3.036 1897 5.505 1898 1.021 1899 3.277 1900 1.454 1901 2.687 1902 1.729 1903 -0.4406 1904 0.381 1905 0.9507 1906 4.345 1907 4.542 1908 3.376 1909 2.379 1910 4.31 1911 4.096 1912 5.116 1913 5.611 1914 2.257 1915 4.6 1916 4.068 1917 -8.936 1918 -3.827 1919 17.36 1920 6.767 1921 -9.523 1922 10.95 1923 2.895 1924 0.1543 1925 6.35 1926 1.693 1927 3.979 1928 4.604 1929 9.663 1930 7.741 1931 -7.641 1932 5.171 1933 2.702 1934 3.73 1935 5.188 1936 6.953 1937 4.649 1938 2.437 1939 5.025 1940 -8.306 1941 2.62 1942 -3.703 1943 -1.807 1944 -5.042 1945 12.27 1946 10.41 1947 13.78 1948 7.155 1949 2.863 1950 5.066 1951 5.737 1952 3.751 1953 4.13 1954 5.188 1955 2.348 1956 5.501 1957 3.194 1958 0.192 1959 4.434 1960 5.867 1961 6.476 1962 2.98 1963 4.026 1964 5.191 1965 5.524 1966 3.977 1967 6.417 1968 2.402 1969 4.689 1970 2.281 1971 5.424 1972 5.241 1973 4.582 1974 4.384 1975 5.425 1976 6.076 1977 4.461 1978 3.672 1979 4.681 1980 5.156 1981 1.134 1982 0.3456 1983 3.763 1984 6.158 1985 5.453 1986 3.829 1987 2.177 1988 0.03289 1989 1.187 1990 2.385 1991 3.856 1992 3.45 1993 2.877 1994 5.455 1995 4.621 1996 5.548 1997 5.45 1998 2.345 1999 2.177 2000 3.356 2001 2.174 2002 1.72 2003 1.272 2004 4.265 2005 3.319 2006 2.409 2007 2.728 2008 -0.152 2009 -1.371 2010 -0.1011 2011 0.882 2012 2.2 2013 0.2382