1850 NA
1851 NA
1852 NA
1853 NA
1854 NA
1855 NA
1856 NA
1857 1.06
1858 -0.17
1859 NA
1860 NA
1861 NA
1862 NA
1863 NA
1864 NA
1865 NA
1866 NA
1867 NA
1868 0.31
1869 0.6
1870 0
1871 -0.8
1872 -0.91
1873 -0.13
1874 -1.16
1875 -0.24
1876 -0.25
1877 -0.09
1878 0.2
1879 -0.96
1880 -1.34
1881 -1.42
1882 -0.51
1883 -0.73
1884 -0.91
1885 -0.66
1886 0.44
1887 -1.18
1888 -0.39
1889 0.14
1890 -0.82
1891 -0.65
1892 -0.9
1893 -1.26
1894 -0.18
1895 -1.18
1896 0.03
1897 -0.52
1898 0.24
1899 -1.67
1900 -0.58
1901 -0.91
1902 -1.45
1903 -0.65
1904 -0.62
1905 -0.32
1906 -0.16
1907 -1.55
1908 -0.75
1909 -0.82
1910 -0.84
1911 -0.98
1912 -1.04
1913 -0.59
1914 -0.37
1915 -0.41
1916 -1.27
1917 -0.41
1918 -0.05
1919 0.06
1920 -0.27
1921 -0.14
1922 0.41
1923 -0.17
1924 -0.51
1925 -0.02
1926 0.32
1927 -0.15
1928 -0.53
1929 -0.02
1930 0.07
1931 0.44
1932 -0.3
1933 0.21
1934 0.04
1935 -0.38
1936 0.84
1937 -0.02
1938 0.23
1939 -0.17
1940 0.74
1941 0.44
1942 -0.1
1943 -0.99
1944 -0.77
1945 -0.3
1946 -0.27
1947 -0.71
1948 -0.26
1949 -0.44
1950 -0.32
1951 -0.7
1952 -0.58
1953 -0.69
1954 -1.41
1955 -0.55
1956 -0.27
1957 -0.69
1958 1.13
1959 -0.27
1960 0.25
1961 1.91
1962 -0.79
1963 -0.38
1964 -0.8
1965 -0.2
1966 -0.65
1967 0.9
1968 -0.64
1969 -0.05
1970 0.86
1971 0.29
1972 0.09
1973 -0.16
1974 0.01
1975 -0.65
1976 -1.06
1977 0.27
1978 -0.04
1979 0.37
1980 -0.99
1981 0.05
1982 -0.12
1983 -0.21
1984 -0.08
1985 0.26
1986 0.42
1987 -0.08
1988 0.5
1989 0.22
1990 0.53
1991 0.21
1992 0.45
1993 -1.58
1994 0.77
1995 -0.58
1996 0.35
1997 0.15
1998 1.05
1999 -0.36
2000 0.26
2001 0.37
2002 0.63
2003 1.55
2004 0.86
2005 0.06
2006 1.27
2007 1.18
2008 0.13
2009 0.51
2010 -0.22
2011 -0.24
2012 0.89
2013 1.3
2014 1.06
2015 1.86
2016 0.93
2017 1.56
2018 0.98
2019 0.55
2020 0.71
2021 2.57