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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8.02" | 7.16" | 8.93" | 5.60" | 7.67" | 4.02" | 5.25" | 7.44" | 6.42" | 5.19" | 7.48" | 9.44" | 8.50" | 7.65" | 7.02" | 5.55" | 5.17" | 6.94" | 5.40" | 7.15" | 10.65" | 4.93" | 4.81" | 5.84" | 2.80" | 5.10" | 5.57" | 5.60" | 6.92" | 6.06" | 5.49" | 5.34" | 6.24" | 7.48" | 9.01" | 2.47" | 7.35" | 8.10" | 3.56" | 5.64" | 4.48" | 10.29" | 7.00" | 8.20" | 4.26" | 5.47" | 6.30" | 5.10" | 4.37" | 5.24" | 6.31" | 4.68" | 5.92" | 11.41" | 15.51" | 7.70" | 5.91" | 5.48" | 5.25" | 7.07" | 4.18" | 6.71" | 6.59" | 5.56" | 7.32" | 4.05" | 8.10" | 2.37" | 3.60" | 7.82" | 6.51" | 7.08" | 7.74" | 8.05" | 3.47" | 5.78" | 7.81" | 6.42" | 9.94" | 8.81" | 5.81" | 2.95" | 4.56" | 7.95" | 4.33" | 4.35" | 7.35" | 9.01" | 6.53" | 8.93" | 5.37" | 4.03" | 9.20" | 6.08" | 7.08" | 8.14" | 4.80" | 8.33" | 5.32" | 6.19" | 4.65" | 8.15" | 7.26" | 8.19" | 7.04" | 6.97" | 6.82" | 4.87" | 5.38" | 9.25" | 4.99" | 8.91" | 10.83" | 7.94" | 7.14" | 6.18" | 6.43" | 9.15" |
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