Year Total
1801 -0.01691
1802 -0.01692
1803 -0.01692
1804 -0.01692
1805 -0.01692
1806 -0.01693
1807 -0.01693
1808 -0.01693
1809 -0.01694
1810 -0.01694
1811 -0.01906
1812 -0.01695
1813 -0.01695
1814 -0.01695
1815 -0.01695
1816 -0.01696
1817 -0.01696
1818 -0.01696
1819 -0.01697
1820 -0.01697
1821 0.3077
1822 0.3077
1823 0.3077
1824 0.3077
1825 0.3077
1826 0.3077
1827 0.3077
1828 0.3077
1829 0.3077
1830 0.3077
1831 0.3077
1832 0.3077
1833 0.3077
1834 0.3077
1835 0.3077
1836 0.3077
1837 0.3077
1838 0.3077
1839 0.3077
1840 0.3077
1841 0.3077
1842 0.3077
1843 0.3077
1844 0.3077
1845 0.3076
1846 0.3076
1847 0.3076
1848 0.3076
1849 0.3076
1850 0.3076
1851 -0.379
1852 -0.3776
1853 -0.3782
1854 -0.3766
1855 -0.3793
1856 -0.3776
1857 -0.3781
1858 -0.3786
1859 -0.3768
1860 -0.3794
1861 -0.3775
1862 -0.3778
1863 -0.3781
1864 -0.3784
1865 -0.3787
1866 -0.3765
1867 -0.379
1868 -0.3768
1869 -0.3793
1870 -0.3769
1871 -0.3794
1872 -0.3769
1873 -0.3794
1874 -0.3768
1875 -0.3792
1876 -0.3766
1877 -0.3789
1878 -0.3787
1879 -0.3759
1880 -0.3782
1881 -0.3779
1882 -0.3802
1883 -0.3771
1884 -0.3767
1885 -0.3789
1886 -0.3784
1887 -0.3778
1888 -0.3772
1889 -0.3794
1890 -0.3787
1891 -0.378
1892 -0.3773
1893 -0.3794
1894 -0.3757
1895 -0.3777
1896 -0.3797
1897 -0.3787
1898 -0.3778
1899 -0.3767
1900 -0.3786
1901 2.255
1902 2.258
1903 2.256
1904 2.257
1905 2.254
1906 2.257
1907 0.8616
1908 0.8615
1909 0.8613
1910 0.8611
1911 0.8609
1912 -0.2165
1913 -0.2168
1914 0.6788
1915 0.6759
1916 0.6756
1917 0.6781
1918 0.6779
1919 0.675
1920 0.6776
1921 0.6774
1922 3.379
1923 3.378
1924 3.377
1925 3.379
1926 3.378
1927 4.687
1928 4.685
1929 4.686
1930 4.689
1931 4.687
1932 4.685
1933 4.687
1934 4.688
1935 4.685
1936 4.687
1937 3.43
1938 3.43
1939 3.43
1940 3.43
1941 3.43
1942 3.431
1943 3.429
1944 3.431
1945 3.43
1946 5.111
1947 5.11
1948 5.112
1949 5.11
1950 5.111
1951 3.781
1952 3.908
1953 4.038
1954 4.16
1955 4.27
1956 4.355
1957 4.414
1958 4.44
1959 4.435
1960 4.398
1961 4.338
1962 4.262
1963 4.183
1964 4.101
1965 4.01
1966 3.925
1967 3.818
1968 3.642
1969 3.388
1970 3.085
1971 2.769
1972 2.485
1973 2.264
1974 -10.68
1975 -3.81
1976 9.317
1977 -0.7759
1978 6.251
1979 13.24
1980 -6.064
1981 -8.989
1982 -1.012
1983 0.4357
1984 1.288
1985 3.907
1986 5.501
1987 0.4841
1988 -1.45
1989 3.707
1990 -4.414
1991 -2.284
1992 -0.1814
1993 4.115
1994 -2.546
1995 6.53
1996 7.221
1997 0.7284
1998 2.287
1999 2.927
2000 6.958
2001 7.885
2002 1.613
2003 2.837
2004 3.005
2005 4.702
2006 2.066
2007 1.677
2008 4.153
2009 -5.156
2010 0.3959
2011 2.119
2012 3.089
2013 -0.176