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.
| 1896 | 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 | 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8.48" | 5.87" | 9.20" | 8.85" | 8.74" | 4.55" | 11.09" | 11.72" | 7.56" | 6.80" | 6.77" | 8.94" | 10.25" | 9.42" | 10.88" | 7.33" | 6.48" | 8.77" | 7.68" | 12.29" | 8.43" | 7.04" | 6.76" | 7.07" | 6.55" | 7.33" | 5.97" | 8.03" | 10.67" | 6.80" | 7.53" | 7.81" | 8.70" | 6.53" | 6.88" | 5.34" | 9.05" | 6.10" | 6.45" | 8.06" | 8.66" | 12.40" | 7.83" | 9.84" | 6.93" | 6.69" | 7.48" | 9.40" | 5.18" | 9.01" | 6.37" | 7.37" | 6.50" | 10.85" | 11.49" | 10.73" | 11.33" | 9.38" | 7.12" | 7.46" | 6.89" | 8.08" | 11.14" | 7.11" | 9.66" | 7.17" | 8.69" | 6.19" | 8.18" | 9.69" | 7.88" | 5.75" | 6.00" | 5.88" | 8.74" | 10.33" | 9.50" | 9.65" | 10.09" | 11.17" | 9.52" | 5.20" | 11.94" | 13.83" | 4.53" | 7.37" | 8.85" | 6.03" | 10.78" | 6.73" | 8.22" | 7.21" | 7.05" | 6.14" | 7.82" | 10.67" | 7.44" | 8.59" | 10.21" | 7.90" | 10.48" | 9.42" | 10.44" | 9.11" | 7.44" | 6.27" | 6.12" | 9.65" | 9.60" | 11.66" | 8.54" | 8.28" | 12.28" | 9.60" | 10.32" | 8.96" | 8.37" | 10.53" |
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