1880   0.0575
1881   0.1047
1882  -0.0679
1883  -0.0343
1884  -0.0269
1885  -0.0829
1886   0.1319
1887   0.0638
1888   0.2042
1889   0.2103
1890  -0.0684
1891  -0.0014
1892  -0.0566
1893  -0.0441
1894  -0.1886
1895  -0.1619
1896   0.0767
1897   0.1261
1898   0.0901
1899   0.0636
1900   0.1200
1901   0.1327
1902  -0.1082
1903  -0.1343
1904  -0.3624
1905  -0.1996
1906  -0.1051
1907  -0.2060
1908  -0.1502
1909  -0.1137
1910  -0.2611
1911  -0.2127
1912  -0.2113
1913  -0.3488
1914  -0.3422
1915   0.0481
1916  -0.0286
1917  -0.2451
1918  -0.2704
1919  -0.1949
1920  -0.3056
1921  -0.2652
1922  -0.2747
1923  -0.3573
1924  -0.1256
1925  -0.2094
1926   0.0462
1927   0.1133
1928   0.0292
1929  -0.0876
1930  -0.0567
1931   0.1774
1932   0.2385
1933   0.2011
1934   0.0153
1935   0.0282
1936   0.1483
1937   0.2360
1938   0.2457
1939   0.2053
1940  -0.0184
1941   0.0561
1942   0.2401
1943   0.0393
1944   0.3133
1945   0.2631
1946   0.0666
1947  -0.0916
1948  -0.0029
1949   0.0836
1950   0.0143
1951   0.1608
1952   0.2684
1953   0.2907
1954   0.1081
1955   0.1081
1956   0.0685
1957   0.0069
1958   0.1953
1959   0.0780
1960   0.2027
1961   0.1325
1962   0.0743
1963   0.0470
1964  -0.0632
1965  -0.1505
1966  -0.0562
1967  -0.0477
1968  -0.1770
1969   0.0104
1970  -0.0764
1971  -0.2993
1972  -0.3422
1973  -0.2362
1974  -0.3673
1975  -0.3216
1976  -0.3533
1977  -0.2363
1978  -0.1847
1979  -0.1329
1980   0.0052
1981  -0.0914
1982  -0.1416
1983  -0.1370
1984  -0.1450
1985  -0.2826
1986  -0.2550
1987  -0.0232
1988   0.0403
1989  -0.0844
1990  -0.0726
1991  -0.0650
1992  -0.2003
1993  -0.2120
1994  -0.2298
1995   0.1027
1996   0.0084
1997  -0.0108
1998   0.3233
1999   0.2056
2000   0.0504
2001   0.0545
2002   0.1112
2003   0.1754
2004   0.2311
2005   0.3031
2006   0.2567
2007   0.1836
2008   0.1725
2009   0.0306
2010   0.3200