Choose from the options below and click "Plot" to create a time series graph.
Data are available from January 1895 through May 2013.
Move mouse towards an axis until highlighted. Left-click mouse to pan. Shift key + left-click to zoom.
| 1895 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6.64" | 9.82" | 9.94" | 7.72" | 7.60" | 12.27" | 10.33" | 14.77" | 12.36" | 11.64" | 12.84" | 12.11" | 9.97" | 11.60" | 9.76" | 8.85" | 11.79" | 10.73" | 6.66" | 8.27" | 14.97" | 7.91" | 6.73" | 9.86" | 8.70" | 9.89" | 10.20" | 4.55" | 12.95" | 9.31" | 9.20" | 10.99" | 8.31" | 9.84" | 10.49" | 10.19" | 7.64" | 8.51" | 9.43" | 6.13" | 6.31" | 4.23" | 7.61" | 8.17" | 5.23" | 6.41" | 10.07" | 8.50" | 7.03" | 8.87" | 8.57" | 12.30" | 5.66" | 8.86" | 9.03" | 12.33" | 13.26" | 6.69" | 6.36" | 8.63" | 5.88" | 6.87" | 10.69" | 10.78" | 9.39" | 7.27" | 9.25" | 10.69" | 10.42" | 7.37" | 13.21" | 9.90" | 7.03" | 10.91" | 10.79" | 8.31" | 8.37" | 9.56" | 13.74" | 5.77" | 5.09" | 6.67" | 11.69" | 8.99" | 10.41" | 7.44" | 10.93" | 11.00" | 6.67" | 7.83" | 11.02" | 12.57" | 8.84" | 8.97" | 8.88" | 8.03" | 6.61" | 12.73" | 15.53" | 11.03" | 8.91" | 11.48" | 11.35" | 10.81" | 7.45" | 8.34" | 10.19" | 8.75" | 5.83" | 10.18" | 7.75" | 10.39" | 12.11" | 12.32" | 12.06" | 10.19" | 10.14" | 3.47" |
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