Year Total
1801 0
1802 0
1803 0
1804 0
1805 0
1806 0
1807 0
1808 0
1809 0
1810 0
1811 0
1812 0
1813 0
1814 0
1815 0
1816 0
1817 0
1818 0
1819 0
1820 0
1821 0.8277
1822 0.8277
1823 0.8278
1824 0.8277
1825 0.8277
1826 0.8277
1827 0.8277
1828 0.8277
1829 0.8277
1830 0.8278
1831 0.8277
1832 0.8278
1833 0.8277
1834 0.8278
1835 0.8277
1836 0.8277
1837 0.8278
1838 0.8277
1839 0.8278
1840 0.8277
1841 0.8278
1842 0.8277
1843 0.8277
1844 0.8277
1845 0.8277
1846 0.8277
1847 0.8278
1848 0.8277
1849 0.8277
1850 0.8277
1851 0.8278
1852 0.8277
1853 0.8277
1854 0.8277
1855 0.8277
1856 0.8277
1857 0.8277
1858 0.8277
1859 0.8278
1860 0.8277
1861 0.8277
1862 0.8277
1863 0.8277
1864 0.8277
1865 0.8277
1866 0.8277
1867 0.8277
1868 0.8277
1869 0.8278
1870 0.8277
1871 0.8277
1872 0.8277
1873 0.8277
1874 0.8277
1875 0.8278
1876 0.8277
1877 0.8277
1878 0.8277
1879 0.8277
1880 0.8277
1881 0.8277
1882 0.8278
1883 0.8277
1884 0.8278
1885 0.8277
1886 0.8277
1887 0.8277
1888 0.8277
1889 0.8277
1890 0.8278
1891 0.8277
1892 0.8277
1893 0.8277
1894 0.8278
1895 0.8277
1896 0.8277
1897 0.8277
1898 0.8277
1899 0.8277
1900 0.8277
1901 0.8278
1902 0.8277
1903 0.8277
1904 0.8277
1905 0.8277
1906 0.8277
1907 0.8277
1908 0.8277
1909 0.8277
1910 0.8277
1911 0.8277
1912 0.8277
1913 0.8277
1914 0.8277
1915 0.8278
1916 0.8277
1917 0.8277
1918 0.8277
1919 0.8277
1920 0.8277
1921 0.8277
1922 0.8277
1923 0.8277
1924 0.8277
1925 0.8277
1926 0.8277
1927 0.8277
1928 0.8277
1929 0.8277
1930 0.8277
1931 0.8277
1932 0.8277
1933 0.8278
1934 0.8277
1935 0.8277
1936 0.8277
1937 0.8277
1938 0.8278
1939 0.8277
1940 0.8277
1941 0.8277
1942 0.8277
1943 0.8277
1944 0.8277
1945 0.8277
1946 0.8277
1947 0.8277
1948 0.8278
1949 0.8277
1950 0.8277
1951 3.712
1952 3.645
1953 3.695
1954 3.841
1955 3.975
1956 4.092
1957 4.023
1958 4.255
1959 4.064
1960 3.438
1961 5.054
1962 7.133
1963 -0.3905
1964 3.204
1965 4.734
1966 1.359
1967 9.736
1968 3.969
1969 2.801
1970 1.027
1971 4.796
1972 4.832
1973 -4.634
1974 -1.26
1975 -3.706
1976 -0.3952
1977 7.158
1978 11.69
1979 1.006
1980 1.616
1981 4.378
1982 2.166
1983 -1.173
1984 1.572
1985 13.02
1986 15.52
1987 -2.001
1988 7.837
1989 -1.634
1990 -1.444
1991 9.507
1992 2.071
1993 -1.174
1994 0.8473
1995 4.078
1996 7.346
1997 4.706
1998 6.338
1999 6.101
2000 2.038
2001 5.81
2002 3.668
2003 7.175
2004 4.497
2005 7.014
2006 6.25
2007 4.099
2008 5.812
2009 2.963
2010 7.881
2011 4.164
2012 8.889
2013 8.057