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 0.3141
1822 0.3141
1823 0.3141
1824 0.3141
1825 0.3141
1826 0.3141
1827 0.3141
1828 0.3141
1829 0.3141
1830 0.3141
1831 0.3141
1832 0.3141
1833 0.3141
1834 0.3141
1835 0.3141
1836 0.3141
1837 0.3141
1838 0.3141
1839 0.3141
1840 0.3141
1841 0.3141
1842 0.3141
1843 0.3141
1844 0.3141
1845 0.3141
1846 0.3141
1847 0.3141
1848 0.3141
1849 0.3141
1850 0.3141
1851 0.3141
1852 1.501
1853 1.504
1854 1.502
1855 1.504
1856 1.502
1857 1.5
1858 1.506
1859 1.5
1860 1.505
1861 1.502
1862 2.034
1863 2.031
1864 2.034
1865 2.034
1866 2.032
1867 2.034
1868 2.032
1869 2.033
1870 2.033
1871 2.033
1872 2.317
1873 2.318
1874 2.321
1875 2.317
1876 2.318
1877 2.319
1878 2.319
1879 2.317
1880 2.318
1881 2.318
1882 1.06
1883 1.06
1884 1.062
1885 1.059
1886 1.061
1887 1.06
1888 1.062
1889 1.059
1890 1.061
1891 1.06
1892 2.079
1893 2.077
1894 2.079
1895 2.08
1896 2.078
1897 2.078
1898 2.078
1899 2.079
1900 2.078
1901 2.078
1902 0.1115
1903 0.1111
1904 0.1127
1905 0.1123
1906 0.1098
1907 0.1135
1908 0.111
1909 0.1106
1910 0.1122
1911 0.1118
1912 0.9119
1913 0.9124
1914 0.9109
1915 0.9134
1916 0.9118
1917 0.9123
1918 0.9107
1919 0.9131
1920 0.9115
1921 0.9118
1922 1.514
1923 1.513
1924 1.514
1925 1.515
1926 1.513
1927 1.514
1928 1.514
1929 1.514
1930 1.514
1931 1.514
1932 1.515
1933 1.514
1934 1.513
1935 1.514
1936 1.515
1937 1.513
1938 1.513
1939 1.515
1940 1.513
1941 1.515
1942 1.514
1943 1.513
1944 1.514
1945 1.515
1946 1.513
1947 4.61
1948 4.61
1949 4.61
1950 4.609
1951 5.494
1952 5.246
1953 5.045
1954 4.895
1955 4.798
1956 4.753
1957 4.765
1958 4.832
1959 4.956
1960 5.121
1961 5.304
1962 5.479
1963 5.611
1964 5.683
1965 5.702
1966 5.733
1967 5.756
1968 5.709
1969 5.57
1970 5.383
1971 4.909
1972 2.431
1973 1.321
1974 5.58
1975 4.325
1976 18.72
1977 9.344
1978 7.657
1979 2.828
1980 -5.578
1981 2.561
1982 2.941
1983 5.536
1984 6.862
1985 7.546
1986 16.91
1987 2.855
1988 14.43
1989 7.516
1990 3.055
1991 0.6266
1992 7.303
1993 0.2841
1994 1.927
1995 1.374
1996 7.345
1997 0.192
1998 6.93
1999 2.764
2000 -0.1181
2001 -5.325
2002 2.835
2003 4.162
2004 5.088
2005 5.57
2006 9.5
2007 2.163
2008 5.682
2009 0.8939
2010 0.7197
2011 1.794
2012 -0.9317
2013 -1.205