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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 13.40" | 11.12" | 9.99" | 9.21" | 8.83" | 16.43" | 16.31" | 8.52" | 13.08" | 8.78" | 12.50" | 12.15" | 14.79" | 12.36" | 15.56" | 14.21" | 9.95" | 16.77" | 10.21" | 7.53" | 11.30" | 11.20" | 9.95" | 13.07" | 13.63" | 14.36" | 10.56" | 14.53" | 15.12" | 14.40" | 8.43" | 9.52" | 9.95" | 17.58" | 15.37" | 10.53" | 9.74" | 12.50" | 11.61" | 14.39" | 11.17" | 11.52" | 13.87" | 14.78" | 13.41" | 11.30" | 10.11" | 12.02" | 12.22" | 11.38" | 12.47" | 14.13" | 14.43" | 11.54" | 14.60" | 10.58" | 10.78" | 10.14" | 13.59" | 9.31" | 12.37" | 10.81" | 15.65" | 14.40" | 13.59" | 11.22" | 14.97" | 13.05" | 12.39" | 12.82" | 11.57" | 13.03" | 11.03" | 12.13" | 12.63" | 10.68" | 11.81" | 14.12" | 16.68" | 13.86" | 14.37" | 14.54" | 8.60" | 13.73" | 15.27" | 12.91" | 9.71" | 15.48" | 14.83" | 13.44" | 10.08" | 7.42" | 10.83" | 9.00" | 16.70" | 9.93" | 16.00" | 12.64" | 9.40" | 12.54" | 13.40" | 11.35" | 14.18" | 11.25" | 11.94" | 9.96" | 11.99" | 10.26" | 19.56" | 13.00" | 15.48" | 11.26" | 8.69" | 10.83" | 15.73" | 11.10" | 9.37" | 12.85" |
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