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 2.116
1822 2.116
1823 2.116
1824 2.116
1825 2.116
1826 2.116
1827 2.116
1828 2.116
1829 2.116
1830 2.116
1831 2.116
1832 2.116
1833 2.116
1834 2.116
1835 2.116
1836 2.116
1837 2.116
1838 2.116
1839 2.116
1840 2.116
1841 2.116
1842 2.116
1843 2.116
1844 2.116
1845 2.116
1846 2.116
1847 2.116
1848 2.116
1849 2.116
1850 2.116
1851 3.255
1852 3.255
1853 3.255
1854 3.255
1855 3.255
1856 3.255
1857 3.255
1858 3.255
1859 3.255
1860 3.255
1861 3.255
1862 3.255
1863 3.255
1864 3.255
1865 3.255
1866 3.255
1867 3.255
1868 3.255
1869 3.255
1870 3.255
1871 -1.686
1872 -4.374
1873 1.211
1874 -0.9747
1875 1.566
1876 1.806
1877 1.298
1878 -8.8
1879 8.056
1880 8.756
1881 7.573
1882 6.484
1883 1.775
1884 -2.769
1885 -6.118
1886 -3.071
1887 17.62
1888 -1.314
1889 -0.6325
1890 17.05
1891 1.002
1892 3.457
1893 1.589
1894 0.8088
1895 5.215
1896 2.135
1897 5.052
1898 5.686
1899 7.128
1900 5.629
1901 -4.834
1902 -0.3955
1903 6.437
1904 1.001
1905 0.4471
1906 2.71
1907 3.806
1908 0.1997
1909 -4.239
1910 6.678
1911 -2.128
1912 0.2537
1913 7.32
1914 -1.431
1915 -4.767
1916 4.575
1917 5.284
1918 -7.805
1919 6.769
1920 -5.098
1921 -2.023
1922 3.81
1923 -0.8403
1924 6.33
1925 6.278
1926 7.469
1927 0.4415
1928 2.113
1929 5.124
1930 -4.636
1931 -4.238
1932 -4.484
1933 1.439
1934 10.42
1935 -5.61
1936 -0.01432
1937 6.947
1938 -0.7902
1939 -2.39
1940 6.127
1941 2.633
1942 3.987
1943 -1.27
1944 -8.015
1945 -0.2286
1946 -2.978
1947 4.931
1948 11.16
1949 6.455
1950 15.5
1951 4.737
1952 3.197
1953 0.6848
1954 1.717
1955 5.197
1956 0.2375
1957 1.068
1958 2.599
1959 1.037
1960 3.157
1961 1.568
1962 3.194
1963 1.792
1964 4.645
1965 3.074
1966 -1.165
1967 9.151
1968 7.454
1969 4.024
1970 4.832
1971 -0.7466
1972 2.184
1973 4.187
1974 3.581
1975 2.609
1976 3.149
1977 6.718
1978 6.248
1979 6.329
1980 5.387
1981 6.223
1982 4.835
1983 5.199
1984 5.077
1985 4.285
1986 4.976
1987 0.9172
1988 2.565
1989 2.566
1990 6.378
1991 4.636
1992 4.301
1993 6.568
1994 5.094
1995 4.986
1996 3.273
1997 5.829
1998 4.129
1999 3.873
2000 5.804
2001 -1.488
2002 4.228
2003 6.309
2004 5.834
2005 6.404
2006 8.012
2007 7.075
2008 6.17
2009 3.713
2010 8.164
2011 8.468
2012 6.627
2013 7.309