Year Total
1801 0.1043
1802 0.1043
1803 0.1043
1804 0.1043
1805 0.1043
1806 0.1043
1807 0.1043
1808 0.1043
1809 0.1043
1810 0.1043
1811 0.1043
1812 0.1043
1813 0.1043
1814 0.1043
1815 0.1043
1816 0.1043
1817 0.1043
1818 0.1043
1819 0.1043
1820 0.1043
1821 1.568
1822 1.568
1823 1.568
1824 1.568
1825 1.568
1826 1.568
1827 1.568
1828 1.568
1829 1.568
1830 1.568
1831 1.568
1832 1.568
1833 1.568
1834 1.568
1835 1.568
1836 1.568
1837 1.568
1838 1.568
1839 1.568
1840 1.568
1841 1.568
1842 1.568
1843 1.568
1844 1.568
1845 1.568
1846 1.568
1847 1.568
1848 1.568
1849 1.568
1850 1.568
1851 1.568
1852 1.568
1853 1.568
1854 1.568
1855 1.568
1856 1.568
1857 1.568
1858 1.568
1859 1.568
1860 1.568
1861 1.568
1862 1.568
1863 1.568
1864 1.568
1865 1.568
1866 1.568
1867 1.568
1868 1.568
1869 1.568
1870 1.568
1871 1.568
1872 1.568
1873 1.568
1874 1.568
1875 1.568
1876 1.568
1877 1.568
1878 1.568
1879 1.568
1880 1.568
1881 1.568
1882 1.568
1883 1.568
1884 1.568
1885 1.568
1886 -2.969
1887 18.02
1888 -2.91
1889 -6.152
1890 0.5133
1891 -7.552
1892 10.49
1893 14.38
1894 14.75
1895 -6.603
1896 11.16
1897 -0.7606
1898 3.613
1899 7.099
1900 -1.24
1901 3.447
1902 9.675
1903 -6.035
1904 11.61
1905 -10.67
1906 -3.537
1907 -3.017
1908 10.22
1909 4.788
1910 7.695
1911 -6.753
1912 9.049
1913 6.029
1914 -3.621
1915 3.874
1916 -10.27
1917 -11.38
1918 -38.21
1919 -12.99
1920 1.337
1921 -7.618
1922 17.16
1923 16.25
1924 27.87
1925 26.13
1926 13.32
1927 5.138
1928 6.137
1929 2.103
1930 5.485
1931 1.843
1932 -0.6288
1933 4.725
1934 10.19
1935 15.4
1936 7.794
1937 9.302
1938 0.6444
1939 5.017
1940 -3.275
1941 -0.9654
1942 -0.9654
1943 -0.9654
1944 -0.9654
1945 -0.9654
1946 -0.9654
1947 12.14
1948 14.03
1949 10.24
1950 9.323
1951 0.2031
1952 6.218
1953 4.1
1954 4.598
1955 8.157
1956 9.125
1957 1.597
1958 6.998
1959 -1.623
1960 8.882
1961 5.159
1962 2.273
1963 -2.6
1964 12.64
1965 5.485
1966 4.674
1967 4.237
1968 5.689
1969 1.256
1970 7.532
1971 2.447
1972 0.3319
1973 8.163
1974 3.049
1975 0.3553
1976 4.704
1977 2.32
1978 2.448
1979 -0.5241
1980 0.09689
1981 0.8838
1982 2.412
1983 3.123
1984 1.117
1985 0.7776
1986 3.999
1987 1.199
1988 2.045
1989 1.652
1990 -2.511
1991 -8.853
1992 -10.19
1993 -14.38
1994 -22.78
1995 -11.97
1996 -9.849
1997 -2.977
1998 -2.002
1999 -0.2872
2000 5.909
2001 9.318
2002 5.277
2003 9.403
2004 12.08
2005 2.615
2006 7.441
2007 7.537
2008 2.259
2009 -14.89
2010 3.901
2011 4.999
2012 -0.08387
2013 -0.3158