Year Total
1801 0.5046
1802 0.5046
1803 0.5046
1804 0.5046
1805 0.5046
1806 0.5046
1807 0.5046
1808 0.5046
1809 0.5046
1810 0.5046
1811 0.5046
1812 0.5046
1813 0.5046
1814 0.5046
1815 0.5046
1816 0.5046
1817 0.5046
1818 0.5046
1819 0.5046
1820 0.5046
1821 0.8919
1822 0.8957
1823 0.8993
1824 0.8949
1825 0.8904
1826 0.894
1827 0.8975
1828 0.893
1829 0.8964
1830 0.892
1831 0.8953
1832 0.8985
1833 0.894
1834 0.8896
1835 0.9002
1836 0.8883
1837 0.8987
1838 0.8942
1839 0.8971
1840 0.8926
1841 0.8954
1842 0.891
1843 0.8937
1844 0.8964
1845 0.8919
1846 0.8945
1847 0.897
1848 0.8925
1849 0.8949
1850 0.8973
1851 1.525
1852 4.549
1853 0.8151
1854 1.826
1855 5.055
1856 -2.713
1857 -2.252
1858 2.361
1859 4.458
1860 3.401
1861 1.339
1862 0.6838
1863 2.337
1864 0.07925
1865 -3.068
1866 5.238
1867 -0.2232
1868 -10.09
1869 3.153
1870 2.532
1871 7.916
1872 13.88
1873 8.829
1874 -8.365
1875 2.929
1876 1.889
1877 10.2
1878 -2.596
1879 -5.522
1880 8.858
1881 2.566
1882 1.296
1883 2.251
1884 0.2748
1885 -2.662
1886 -2.144
1887 -1.392
1888 4.052
1889 -0.2319
1890 0.05551
1891 2.275
1892 7.5
1893 -3.501
1894 1.118
1895 -0.8759
1896 -7.969
1897 5.084
1898 7.708
1899 1.603
1900 2.178
1901 6.956
1902 -2.907
1903 0.4646
1904 -0.3324
1905 -1.392
1906 5.161
1907 3.146
1908 3.92
1909 1.74
1910 -3.5
1911 7.172
1912 -0.7537
1913 4.06
1914 -1.388
1915 1.634
1916 4.65
1917 -1.229
1918 -0.7092
1919 0.6255
1920 7.223
1921 2.475
1922 4.264
1923 1.292
1924 2.828
1925 6.189
1926 -0.3716
1927 8.665
1928 0.3906
1929 7.072
1930 -3.359
1931 -2.546
1932 2.158
1933 -1.957
1934 3.777
1935 2.01
1936 -22.27
1937 -8.25
1938 -0.03755
1939 7.957
1940 9.679
1941 -1.603
1942 5.584
1943 3.69
1944 4.648
1945 -6.756
1946 4.488
1947 1.646
1948 0.2457
1949 -0.6453
1950 3.123
1951 9.671
1952 7.934
1953 -0.4788
1954 7.47
1955 3.894
1956 8.064
1957 3.159
1958 4.317
1959 -2.255
1960 1.688
1961 13.03
1962 11.79
1963 10.48
1964 9.967
1965 6.619
1966 7.354
1967 6.486
1968 5.81
1969 9.045
1970 5.874
1971 5.896
1972 8.481
1973 9.154
1974 7.58
1975 3.552
1976 4.143
1977 3.792
1978 3.16
1979 1.409
1980 2.298
1981 0.5154
1982 1.775
1983 2.507
1984 1.413
1985 1.937
1986 3.136
1987 5.458
1988 5.195
1989 5.035
1990 4.287
1991 2.495
1992 0.9813
1993 -0.931
1994 2.52
1995 2.888
1996 2.512
1997 3.965
1998 4.677
1999 5.029
2000 5.935
2001 4.696
2002 4.037
2003 4.614
2004 4.799
2005 5.07
2006 3.962
2007 2.976
2008 0.5062
2009 -3.406
2010 0.3233
2011 1.126
2012 -1.036
2013 -0.3138