Year Total
1801 1.807
1802 1.807
1803 1.807
1804 1.808
1805 1.807
1806 1.808
1807 1.807
1808 1.808
1809 1.807
1810 1.808
1811 1.807
1812 1.807
1813 1.807
1814 1.807
1815 1.808
1816 1.808
1817 1.807
1818 1.807
1819 1.807
1820 1.808
1821 4.707
1822 4.707
1823 4.707
1824 4.707
1825 4.707
1826 4.707
1827 4.707
1828 4.707
1829 4.707
1830 4.707
1831 5.368
1832 5.368
1833 5.368
1834 5.368
1835 5.368
1836 5.368
1837 5.368
1838 5.368
1839 5.368
1840 5.368
1841 5.296
1842 5.296
1843 5.296
1844 5.296
1845 5.296
1846 5.296
1847 5.296
1848 5.296
1849 5.296
1850 5.296
1851 3.992
1852 3.992
1853 3.992
1854 3.992
1855 3.992
1856 3.992
1857 3.992
1858 3.992
1859 3.992
1860 3.992
1861 2.745
1862 2.745
1863 2.745
1864 2.745
1865 2.745
1866 2.745
1867 2.745
1868 2.745
1869 2.745
1870 2.745
1871 4.089
1872 -1.047
1873 10.05
1874 2.404
1875 -2.347
1876 -6.731
1877 6.701
1878 -3.865
1879 9.548
1880 4.587
1881 14.04
1882 4.615
1883 0.3676
1884 8.059
1885 -6.102
1886 1.083
1887 3.214
1888 7.266
1889 0.6452
1890 7.372
1891 2.388
1892 -0.5831
1893 -0.5865
1894 4.72
1895 -1.127
1896 -2.564
1897 10.82
1898 3.958
1899 9.391
1900 5.568
1901 7.912
1902 9.776
1903 2.968
1904 1.441
1905 11.72
1906 10.02
1907 5.78
1908 -4.781
1909 10.62
1910 8.56
1911 6.81
1912 6.6
1913 4.932
1914 -6.7
1915 6.431
1916 10.07
1917 4.117
1918 -6.415
1919 -7.606
1920 -1.118
1921 -10.79
1922 14.63
1923 5.93
1924 1.518
1925 10.93
1926 5.392
1927 9.912
1928 8.873
1929 -0.1336
1930 -3.344
1931 -15.43
1932 -7.119
1933 -7.137
1934 10.63
1935 8.062
1936 5.397
1937 9.413
1938 2.615
1939 5.969
1940 13.73
1941 13.97
1942 17.72
1943 4.521
1944 3.77
1945 -3.098
1946 -1.026
1947 4.426
1948 1.833
1949 2.175
1950 5.273
1951 6.294
1952 6.818
1953 4.675
1954 -0.9518
1955 9.453
1956 8.433
1957 2.232
1958 1.822
1959 4.245
1960 3.225
1961 3.03
1962 7.022
1963 4.971
1964 6.422
1965 6.735
1966 6.644
1967 3.343
1968 5.79
1969 5.812
1970 2.934
1971 5.836
1972 5.46
1973 7.137
1974 3.84
1975 1.956
1976 5.326
1977 3.367
1978 4.225
1979 4.307
1980 1.13
1981 2.888
1982 -3.255
1983 2.904
1984 5.851
1985 5.674
1986 2.931
1987 4.178
1988 5.031
1989 2.052
1990 0.1035
1991 -2.045
1992 0.6242
1993 2.072
1994 4.685
1995 2.572
1996 1.336
1997 4.069
1998 3.958
1999 5.351
2000 5.125
2001 1.357
2002 3.368
2003 1.973
2004 3.198
2005 3.215
2006 2.699
2007 2.085
2008 0.9955
2009 -2.981
2010 2.983
2011 2.476
2012 1.493
2013 1.765