1880 .0000
1881 .0090
1882 .0230
1883 -1.0880
1884 -3.3320
1885 -1.4690
1886 -.8270
1887 -.8530
1888 -.4890
1889 -.6440
1890 -.8930
1891 -.6860
1892 -.4790
1893 -.1950
1894 -.0540
1895 -.0070
1896 -.4040
1897 -.3690
1898 -.2560
1899 -.0800
1900 -.0140
1901 .0050
1902 -.4490
1903 -1.6540
1904 -.7210
1905 -.2700
1906 -.1430
1907 -.1900
1908 -.2140
1909 -.0680
1910 -.0490
1911 -.0120
1912 -.4300
1913 -.5380
1914 -.2070
1915 -.0660
1916 -.0380
1917 -.0280
1918 -.0190
1919 -.0210
1920 -.1950
1921 -.1530
1922 -.0420
1923 -.0020
1924 -.0540
1925 -.0420
1926 -.0310
1927 -.0090
1928 -.0990
1929 -.2070
1930 -.1200
1931 -.0850
1932 -.1690
1933 -.1290
1934 -.0660
1935 -.0730
1936 -.0490
1937 -.0400
1938 -.0890
1939 -.0710
1940 -.0520
1941 -.0210
1942 -.0750
1943 -.0780
1944 -.0280
1945 -.0260
1946 -.0140
1947 -.0280
1948 -.0140
1949 -.0490
1950 -.0420
1951 -.0190
1952 -.0630
1953 -.0520
1954 -.0610
1955 -.0160
1956 -.0020
1957 .0190
1958 .0230
1959 .0230
1960 -.0800
1961 -.2300
1962 -.2840
1963 -1.0500
1964 -1.6610
1965 -.9870
1966 -.5220
1967 -.3170
1968 -.6180
1969 -.7830
1970 -.3640
1971 -.1270
1972 -.0660
1973 -.1570
1974 -.2730
1975 -.6820
1976 -.2910
1977 -.0940
1978 -.1500
1979 -.1930
1980 -.0850
1981 -.0890
1982 -1.2100
1983 -1.7440
1984 -.6820
1985 -.2700
1986 -.2940
1987 -.2160
1988 -.1530
1989 -.1170
1990 -.1170
1991 -1.2410
1992 -2.8220
1993 -1.1230
1994 -.4420
1995 -.2040
1996 -.1250
1997 -.0960
1998 -.0400
1999 .0000
2000 .0000
2001 .0000
2002 -.0282
2003 -.1493
2004 -.0535
2005 -.1637
2006 -.1022
2007 -.0508
2008 -.0291
2009 -.0473
2010 -.0090