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 0.9496
1822 0.9494
1823 0.9496
1824 0.9494
1825 0.9496
1826 0.9495
1827 0.9495
1828 0.9496
1829 0.9496
1830 0.9495
1831 0.9496
1832 0.9495
1833 0.9496
1834 0.9495
1835 0.9495
1836 0.9496
1837 0.9496
1838 0.9495
1839 0.9497
1840 0.9495
1841 0.9495
1842 0.9497
1843 0.9494
1844 0.9496
1845 0.9496
1846 0.9495
1847 0.9496
1848 0.9495
1849 0.9494
1850 0.9495
1851 0.9496
1852 0.9495
1853 0.9495
1854 0.9496
1855 0.9496
1856 0.9494
1857 0.9496
1858 0.9494
1859 0.9496
1860 0.9496
1861 0.9495
1862 0.9495
1863 0.9496
1864 0.9495
1865 0.9494
1866 0.9495
1867 0.9496
1868 0.9495
1869 0.9495
1870 0.9496
1871 0.9496
1872 0.9496
1873 0.9494
1874 0.9496
1875 0.9496
1876 0.9495
1877 0.9495
1878 0.9496
1879 0.9495
1880 0.9495
1881 0.9497
1882 0.9494
1883 0.9496
1884 0.9495
1885 0.9496
1886 0.9494
1887 0.9496
1888 0.9496
1889 0.9496
1890 0.9495
1891 0.9495
1892 0.9496
1893 0.9495
1894 0.9496
1895 0.9495
1896 0.9494
1897 0.9496
1898 0.9495
1899 0.9495
1900 0.9495
1901 0.9496
1902 0.9495
1903 0.9495
1904 0.9495
1905 0.9496
1906 0.9495
1907 0.9496
1908 0.9495
1909 0.9494
1910 0.9496
1911 0.9495
1912 0.9495
1913 0.9495
1914 2.254
1915 2.254
1916 2.254
1917 2.254
1918 2.254
1919 2.254
1920 2.254
1921 2.254
1922 2.254
1923 2.254
1924 2.254
1925 2.254
1926 2.254
1927 2.254
1928 2.254
1929 2.254
1930 2.254
1931 2.254
1932 2.254
1933 2.254
1934 2.254
1935 2.254
1936 2.254
1937 5.198
1938 5.198
1939 5.198
1940 5.198
1941 5.198
1942 5.198
1943 5.198
1944 5.198
1945 5.198
1946 5.198
1947 5.198
1948 5.198
1949 5.198
1950 5.198
1951 3.469
1952 3.38
1953 3.311
1954 3.349
1955 3.39
1956 3.35
1957 3.4
1958 3.447
1959 3.429
1960 0.6741
1961 3.635
1962 -2.737
1963 -0.3733
1964 1.561
1965 0.6274
1966 -0.6743
1967 3.949
1968 0.8903
1969 5.067
1970 4.206
1971 -3.341
1972 -2.435
1973 4.463
1974 -3.022
1975 1.372
1976 3.889
1977 7.787
1978 1.522
1979 -5.73
1980 -0.8941
1981 1.76
1982 2.194
1983 -5.696
1984 6.833
1985 0.7678
1986 1.91
1987 -2.664
1988 1.253
1989 3.021
1990 3.086
1991 -1.015
1992 -6.693
1993 -0.1379
1994 6.259
1995 5.468
1996 -7.28
1997 7.759
1998 3.812
1999 3.556
2000 1.723
2001 0.6104
2002 -0.3485
2003 -7.612
2004 1.488
2005 2.258
2006 4.498
2007 4.398
2008 1.905
2009 -0.04266
2010 2.464
2011 2.746
2012 4.13
2013 -36.03