Year Total
1801 0.06096
1802 0.06111
1803 0.06108
1804 0.06104
1805 0.061
1806 0.06115
1807 0.06111
1808 0.06108
1809 0.06104
1810 0.061
1811 0.06097
1812 0.06112
1813 0.06108
1814 0.06104
1815 0.061
1816 0.06115
1817 0.06112
1818 0.06108
1819 0.06104
1820 0.061
1821 1.507
1822 1.507
1823 1.508
1824 1.507
1825 1.507
1826 1.507
1827 1.507
1828 1.507
1829 1.507
1830 1.507
1831 1.507
1832 1.508
1833 1.507
1834 1.507
1835 1.507
1836 1.507
1837 1.507
1838 1.508
1839 1.507
1840 1.507
1841 1.507
1842 1.507
1843 1.507
1844 1.508
1845 1.507
1846 1.507
1847 1.507
1848 1.508
1849 1.507
1850 1.508
1851 1.507
1852 1.508
1853 1.507
1854 1.507
1855 1.507
1856 1.507
1857 1.507
1858 1.507
1859 1.507
1860 1.507
1861 1.507
1862 1.507
1863 1.507
1864 1.508
1865 1.507
1866 1.507
1867 1.507
1868 1.508
1869 1.507
1870 1.508
1871 1.507
1872 1.507
1873 1.507
1874 1.507
1875 1.507
1876 1.507
1877 1.507
1878 1.507
1879 1.507
1880 1.507
1881 1.508
1882 1.507
1883 1.507
1884 1.507
1885 1.507
1886 1.507
1887 1.507
1888 1.508
1889 1.507
1890 1.507
1891 1.507
1892 1.507
1893 1.507
1894 1.508
1895 1.507
1896 1.507
1897 1.507
1898 1.508
1899 1.507
1900 1.507
1901 1.507
1902 1.507
1903 1.507
1904 1.507
1905 1.507
1906 1.507
1907 1.507
1908 1.507
1909 1.508
1910 1.507
1911 1.507
1912 1.507
1913 1.507
1914 1.507
1915 1.507
1916 1.507
1917 1.507
1918 1.507
1919 1.507
1920 1.507
1921 1.507
1922 1.507
1923 1.507
1924 1.507
1925 1.507
1926 1.507
1927 1.507
1928 1.507
1929 1.507
1930 1.508
1931 1.507
1932 1.507
1933 1.507
1934 1.507
1935 1.507
1936 1.507
1937 1.507
1938 1.507
1939 1.507
1940 1.507
1941 1.507
1942 1.507
1943 1.507
1944 1.507
1945 1.507
1946 1.507
1947 1.507
1948 1.507
1949 1.507
1950 1.507
1951 9.586
1952 6.48
1953 1.349
1954 -0.218
1955 26.57
1956 22.98
1957 5.534
1958 11.53
1959 9.344
1960 30.44
1961 10.84
1962 33.76
1963 36
1964 42.42
1965 29.27
1966 19.31
1967 12.73
1968 35
1969 13.41
1970 6.147
1971 -4.648
1972 -10.9
1973 0.6131
1974 -14.95
1975 8.05
1976 24.91
1977 11.8
1978 6.035
1979 14.2
1980 1.669
1981 -17.63
1982 -1.639
1983 0.6053
1984 -6.626
1985 -5.754
1986 -5.529
1987 -2.353
1988 0.8803
1989 0.8028
1990 -1.606
1991 -5.732
1992 -3.877
1993 -4.212
1994 -0.8442
1995 1.04
1996 5.491
1997 6.497
1998 -3.227
1999 1.494
2000 3.849
2001 6.377
2002 1.876
2003 6.45
2004 5.612
2005 7.011
2006 6.5
2007 6.354
2008 2.666
2009 -0.7901
2010 4.65
2011 -61.17
2012 102.9
2013 -10.21