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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 8.04" | 8.55" | 8.59" | 10.39" | 8.04" | 9.73" | 17.80" | 9.32" | 8.58" | 11.73" | 5.89" | 11.42" | 7.64" | 8.46" | 9.85" | 5.82" | 6.20" | 12.20" | 10.23" | 10.50" | 3.82" | 9.69" | 9.45" | 7.03" | 10.98" | 11.57" | 9.84" | 10.05" | 8.39" | 9.30" | 8.83" | 6.82" | 5.88" | 8.62" | 12.68" | 7.17" | 12.50" | 8.47" | 14.41" | 10.98" | 7.73" | 13.46" | 12.08" | 9.30" | 11.31" | 14.37" | 6.50" | 11.30" | 12.54" | 9.46" | 11.29" | 9.96" | 12.24" | 13.56" | 10.18" | 9.00" | 11.84" | 11.69" | 18.84" | 14.99" | 9.82" | 11.31" | 9.23" | 13.52" | 10.27" | 10.69" | 12.70" | 7.82" | 8.95" | 8.01" | 6.07" | 7.30" | 15.39" | 13.08" | 10.14" | 11.19" | 9.75" | 15.62" | 14.57" | 12.19" | 8.90" | 9.54" | 13.70" | 9.44" | 13.47" | 13.20" | 7.03" | 9.66" | 20.93" | 19.14" | 8.32" | 7.36" | 15.28" | 9.62" | 13.49" | 14.17" | 11.91" | 8.63" | 12.82" | 14.17" | 7.37" | 13.69" | 13.20" | 13.61" | 10.12" | 14.78" | 14.30" | 13.62" | 12.65" | 14.38" | 15.24" | 12.85" | 16.26" | 11.83" | 11.07" | 16.24" | 12.78" | 9.68" |
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