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 2.498
1822 2.498
1823 2.499
1824 2.498
1825 2.498
1826 2.498
1827 2.498
1828 2.499
1829 2.498
1830 2.498
1831 2.499
1832 2.498
1833 2.498
1834 2.498
1835 2.498
1836 2.498
1837 2.499
1838 2.498
1839 2.498
1840 2.498
1841 2.498
1842 2.499
1843 2.498
1844 2.498
1845 2.498
1846 2.498
1847 2.498
1848 2.498
1849 2.498
1850 2.498
1851 1.55
1852 1.55
1853 1.549
1854 1.55
1855 1.549
1856 1.55
1857 1.549
1858 1.549
1859 1.55
1860 1.549
1861 1.55
1862 1.55
1863 1.549
1864 1.55
1865 1.55
1866 1.549
1867 1.549
1868 1.549
1869 1.55
1870 1.549
1871 4.274
1872 4.379
1873 4.479
1874 4.575
1875 4.724
1876 4.75
1877 4.774
1878 4.797
1879 4.762
1880 4.783
1881 4.697
1882 4.614
1883 4.586
1884 4.219
1885 7.225
1886 -5.681
1887 10.81
1888 3.749
1889 -2.841
1890 6.56
1891 -9.363
1892 -13.32
1893 40.46
1894 -13.94
1895 15.89
1896 -10.69
1897 -8.19
1898 13.09
1899 -0.5223
1900 -3.304
1901 -1.684
1902 8.88
1903 8.163
1904 -2.443
1905 -1.181
1906 -6.712
1907 -0.06836
1908 6.985
1909 3.525
1910 3.268
1911 7.055
1912 3.415
1913 15.58
1914 -12.7
1915 3.074
1916 -5.628
1917 16.75
1918 -0.6684
1919 -6.559
1920 20.16
1921 -0.1711
1922 4.323
1923 16.08
1924 20.45
1925 29.99
1926 20.7
1927 6.797
1928 14.78
1929 11.94
1930 1.422
1931 -15.53
1932 3.901
1933 -1.556
1934 6.537
1935 11.31
1936 4.675
1937 11.97
1938 5.769
1939 6.691
1940 -3.017
1941 1.201
1942 -8.378
1943 7.257
1944 26.6
1945 18.59
1946 18.93
1947 22.5
1948 19.84
1949 1.664
1950 0.326
1951 5.784
1952 6.521
1953 4.702
1954 9.36
1955 7.663
1956 11.6
1957 13.4
1958 -3.854
1959 3.544
1960 0.2304
1961 -0.9812
1962 5.213
1963 2.903
1964 14.63
1965 5.534
1966 1.586
1967 6.456
1968 7.203
1969 3.227
1970 7.833
1971 4.454
1972 4.216
1973 8.095
1974 7.76
1975 7.58
1976 10.79
1977 7.309
1978 2.743
1979 1.524
1980 -2.283
1981 -0.3373
1982 -2.203
1983 -7.477
1984 -2.839
1985 0.2065
1986 4.312
1987 7.867
1988 7.536
1989 -6.541
1990 5.502
1991 8.151
1992 7.245
1993 0.3728
1994 -3.833
1995 2.397
1996 -0.04962
1997 6.675
1998 0.4973
1999 -5.861
2000 4.018
2001 3.738
2002 -8.736
2003 -7.565
2004 18.88
2005 10.19
2006 10.31
2007 8.799
2008 5.314
2009 -3.176
2010 -1.469
2011 4.214
2012 5.638
2013 0.9198