Choose from the options below and click "Plot" to create a time series graph.
Data are available from January 1895 through April 2013.
Move mouse towards an axis until highlighted. Left-click mouse to pan. Shift key + left-click to zoom.
| 1897 | 1898 | 1899 | 1900 | 1901 | 1902 | 1903 | 1904 | 1905 | 1906 | 1907 | 1908 | 1909 | 1910 | 1911 | 1912 | 1913 | 1914 | 1915 | 1916 | 1917 | 1918 | 1919 | 1920 | 1921 | 1922 | 1923 | 1924 | 1925 | 1926 | 1927 | 1928 | 1929 | 1930 | 1931 | 1932 | 1933 | 1934 | 1935 | 1936 | 1937 | 1938 | 1939 | 1940 | 1941 | 1942 | 1943 | 1944 | 1945 | 1946 | 1947 | 1948 | 1949 | 1950 | 1951 | 1952 | 1953 | 1954 | 1955 | 1956 | 1957 | 1958 | 1959 | 1960 | 1961 | 1962 | 1963 | 1964 | 1965 | 1966 | 1967 | 1968 | 1969 | 1970 | 1971 | 1972 | 1973 | 1974 | 1975 | 1976 | 1977 | 1978 | 1979 | 1980 | 1981 | 1982 | 1983 | 1984 | 1985 | 1986 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 15.21 | 20.45 | -14.63 | -45.14 | -58.84 | -69.60 | -74.71 | -87.39 | -26.52 | 58.40 | 44.57 | 9.01 | -29.88 | -64.68 | -74.68 | -22.32 | 12.17 | 4.41 | 54.35 | 77.07 | 31.97 | -25.63 | -1.39 | 75.67 | 56.00 | -14.50 | -49.09 | 0.66 | 0.25 | -15.97 | 6.45 | -17.55 | -7.16 | 7.10 | 23.16 | 63.86 | 61.46 | -8.63 | -65.37 | -42.25 | -2.15 | -9.97 | -11.25 | -5.63 | 42.28 | 173.61 | 156.20 | 25.39 | -9.98 | -34.53 | -50.19 | -27.22 | -4.52 | -13.27 | -53.52 | -73.92 | -72.43 | -86.78 | -91.14 | -84.60 | -97.19 | -30.05 | 24.49 | -0.73 | 2.69 | 7.69 | -3.88 | -30.57 | -42.22 | -16.51 | -21.82 | -21.30 | -0.66 | 0.55 | -24.29 | -36.32 | 42.85 | 33.40 | 8.30 | 17.15 | -21.94 | -21.98 | 23.21 | 48.51 | -3.39 | -24.22 | 9.35 | 18.65 | 48.68 | 81.33 | 105.36 | 116.60 | 50.12 | -18.10 | -5.31 | 70.90 | 103.73 | 49.72 | 1.06 | -23.86 | -13.37 | 24.97 | 20.43 | -19.10 | -7.81 | -13.49 | -51.89 | -42.32 | 18.65 | 22.44 | 14.98 | 29.86 | -17.13 | -8.15 | -23.77 | -80.80 |
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