Year Total
1801 3.823
1802 3.557
1803 0.2634
1804 1.858
1805 4.024
1806 3.83
1807 2.903
1808 -5.214
1809 6.929
1810 4.883
1811 3.919
1812 0.2068
1813 3.035
1814 3.893
1815 1.509
1816 -2.207
1817 1.861
1818 2.234
1819 1.713
1820 1.34
1821 4.783
1822 6.007
1823 1.975
1824 5.758
1825 5.17
1826 3.504
1827 3.122
1828 2.691
1829 -0.7816
1830 10.06
1831 9.494
1832 6.773
1833 6.604
1834 -2.022
1835 6.736
1836 4.204
1837 -0.5404
1838 1.635
1839 7.543
1840 -2.52
1841 1.367
1842 2.511
1843 4.849
1844 8.807
1845 4.722
1846 3.559
1847 5.591
1848 5.494
1849 0.07884
1850 3.19
1851 7.7
1852 8.649
1853 10.75
1854 3.058
1855 0.7874
1856 5.172
1857 0.6105
1858 3.347
1859 5.49
1860 5.394
1861 0.5279
1862 5.741
1863 9.161
1864 5.797
1865 -2.922
1866 1.545
1867 5.638
1868 3.575
1869 4.886
1870 -0.712
1871 4.553
1872 4.082
1873 5.004
1874 -0.6239
1875 5.252
1876 1.162
1877 3.237
1878 4.2
1879 12.3
1880 11.8
1881 3.545
1882 6.402
1883 2.452
1884 1.782
1885 0.7688
1886 3.01
1887 4.504
1888 -0.4487
1889 6.19
1890 1.446
1891 4.326
1892 9.708
1893 -4.853
1894 -2.859
1895 12.06
1896 -2.039
1897 9.543
1898 2.105
1899 9.072
1900 2.736
1901 11.26
1902 1.047
1903 4.854
1904 -1.256
1905 7.382
1906 11.52
1907 1.549
1908 -8.181
1909 12.21
1910 1.037
1911 3.259
1912 4.679
1913 3.949
1914 -7.709
1915 2.817
1916 13.81
1917 -2.501
1918 9.017
1919 0.8636
1920 -0.9487
1921 -2.256
1922 5.528
1923 13.18
1924 3.073
1925 2.305
1926 6.516
1927 0.9964
1928 1.122
1929 6.13
1930 -8.895
1931 -7.687
1932 -13.2
1933 -2.092
1934 7.732
1935 7.644
1936 14.21
1937 4.273
1938 -3.983
1939 7.973
1940 7.735
1941 18.2
1942 20
1943 19.89
1944 8.375
1945 -4.009
1946 -20.63
1947 -1.511
1948 3.788
1949 0.3858
1950 12.64
1951 7.288
1952 3.574
1953 4.607
1954 -0.685
1955 7.07
1956 1.946
1957 1.823
1958 -0.9645
1959 7.403
1960 2.497
1961 2.202
1962 5.935
1963 4.244
1964 5.679
1965 6.314
1966 6.493
1967 2.423
1968 4.715
1969 3.07
1970 -0.08004
1971 2.743
1972 5.116
1973 5.612
1974 -0.2914
1975 -0.348
1976 5.22
1977 4.476
1978 5.6
1979 3.257
1980 -0.1724
1981 2.478
1982 -1.884
1983 4.238
1984 7.385
1985 3.954
1986 3.515
1987 3.621
1988 4.296
1989 3.511
1990 1.609
1991 -0.6263
1992 2.965
1993 2.519
1994 3.897
1995 2.433
1996 3.722
1997 4.456
1998 4.406
1999 4.875
2000 4.164
2001 1.164
2002 1.906
2003 2.658
2004 3.491
2005 3.083
2006 2.613
2007 1.865
2008 -0.3919
2009 -3.482
2010 2.876
2011 1.99
2012 2.938
2013 2.031