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 5.389
1822 5.389
1823 5.388
1824 5.389
1825 5.388
1826 5.389
1827 5.388
1828 5.389
1829 5.389
1830 5.389
1831 5.388
1832 5.388
1833 5.389
1834 5.389
1835 5.389
1836 5.388
1837 5.389
1838 5.388
1839 5.389
1840 5.389
1841 5.388
1842 5.389
1843 5.389
1844 5.389
1845 5.389
1846 5.389
1847 5.388
1848 5.388
1849 5.389
1850 5.388
1851 7.363
1852 7.364
1853 7.363
1854 7.363
1855 7.363
1856 7.363
1857 7.363
1858 7.363
1859 7.364
1860 7.363
1861 7.363
1862 7.363
1863 7.363
1864 7.364
1865 7.363
1866 7.363
1867 7.363
1868 7.363
1869 7.364
1870 7.363
1871 3.075
1872 24.25
1873 2.088
1874 -8.384
1875 -13.5
1876 11.61
1877 4.046
1878 9.111
1879 -10.69
1880 10.15
1881 -3.623
1882 12.14
1883 19.83
1884 0.8793
1885 14.82
1886 5.659
1887 -9.667
1888 24.8
1889 -7.648
1890 -7.591
1891 9.776
1892 3.154
1893 9.293
1894 12.23
1895 -0.5865
1896 5.949
1897 -2.923
1898 -7.075
1899 3.395
1900 0.995
1901 2.315
1902 17.04
1903 3.373
1904 2.626
1905 -10.12
1906 10.27
1907 10.68
1908 9.615
1909 1.258
1910 7.962
1911 -3.009
1912 22.05
1913 -2.916
1914 -16.68
1915 -5.176
1916 3.411
1917 10.3
1918 5.981
1919 12.98
1920 -12.8
1921 5.21
1922 14.36
1923 5.282
1924 9.582
1925 -3.91
1926 9.162
1927 14.39
1928 5.29
1929 0.8399
1930 13.65
1931 -17.29
1932 -7.171
1933 -12.53
1934 19.06
1935 5.89
1936 4.745
1937 1.791
1938 7.894
1939 0.01394
1940 0.2229
1941 1.724
1942 -8.309
1943 0.8794
1944 12.49
1945 2.877
1946 9.844
1947 6.974
1948 3.39
1949 3.563
1950 5.846
1951 7.417
1952 1.13
1953 4.888
1954 6.214
1955 0.565
1956 1.508
1957 0.8566
1958 2.702
1959 -8.812
1960 3.439
1961 2.857
1962 -2.328
1963 0.3964
1964 1.953
1965 1.129
1966 3.432
1967 -4.151
1968 1.464
1969 5.904
1970 4.417
1971 -0.7419
1972 -3.501
1973 0.617
1974 3.065
1975 6.042
1976 3.865
1977 1.104
1978 5.371
1979 6.33
1980 6.23
1981 2.047
1982 -9.429
1983 -5.826
1984 -1.041
1985 1.497
1986 8.885
1987 7.955
1988 0.02194
1989 1.275
1990 0.8567
1991 2.899
1992 7.435
1993 3.148
1994 5.523
1995 -1.968
1996 5.005
1997 4.949
1998 4.565
1999 -2.871
2000 -1.533
2001 -3.794
2002 -11.5
2003 1.572
2004 11.16
2005 6.116
2006 3.978
2007 6.497
2008 7.184
2009 2.433
2010 8.885
2011 5.674
2012 3.918
2013 4.197