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 | 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 9.22" | 13.50" | 10.09" | 10.50" | 14.38" | 11.06" | 11.78" | 14.13" | 13.92" | 9.27" | 9.34" | 11.30" | 9.43" | 10.25" | 14.26" | 9.46" | 10.18" | 13.71" | 13.34" | 10.11" | 9.10" | 10.95" | 9.00" | 8.08" | 11.77" | 12.41" | 10.34" | 10.02" | 10.18" | 12.58" | 8.09" | 8.79" | 6.93" | 12.01" | 13.39" | 7.64" | 8.92" | 10.52" | 12.85" | 9.88" | 7.79" | 11.23" | 9.75" | 7.18" | 15.70" | 13.61" | 7.51" | 9.73" | 7.82" | 13.43" | 8.81" | 7.00" | 8.77" | 9.83" | 10.10" | 10.32" | 12.40" | 14.28" | 14.96" | 9.03" | 10.20" | 13.11" | 10.60" | 15.86" | 8.87" | 9.81" | 14.09" | 11.59" | 7.58" | 11.54" | 8.37" | 8.73" | 10.37" | 8.20" | 8.67" | 12.07" | 10.97" | 11.96" | 14.00" | 10.52" | 10.97" | 6.65" | 10.71" | 7.63" | 12.76" | 14.21" | 9.93" | 10.79" | 19.52" | 15.83" | 5.33" | 10.59" | 9.74" | 9.04" | 11.61" | 8.39" | 10.72" | 7.33" | 14.64" | 14.01" | 6.14" | 11.61" | 11.52" | 14.27" | 10.59" | 10.11" | 10.76" | 9.27" | 12.25" | 11.49" | 10.97" | 6.31" | 15.46" | 11.72" | 7.45" | 17.69" | 13.84" | 5.83" | 9.29" |
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