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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.37" | 16.38" | 10.83" | 19.76" | 13.78" | 9.81" | 25.13" | 11.59" | 12.14" | 15.39" | 17.38" | 23.60" | 14.63" | 21.65" | 14.96" | 15.79" | 13.47" | 12.75" | 15.68" | 12.92" | 15.23" | 19.13" | 18.93" | 14.33" | 14.40" | 19.28" | 11.94" | 14.20" | 14.86" | 21.78" | 8.03" | 11.87" | 13.36" | 25.21" | 16.23" | 10.52" | 15.52" | 10.00" | 15.29" | 18.73" | 18.91" | 16.49" | 15.87" | 17.23" | 16.48" | 15.89" | 13.81" | 17.12" | 14.18" | 17.48" | 23.39" | 17.34" | 17.33" | 14.34" | 20.11" | 16.56" | 12.13" | 16.00" | 12.34" | 9.73" | 22.82" | 16.29" | 14.31" | 13.29" | 19.35" | 17.24" | 13.17" | 14.23" | 12.46" | 18.56" | 14.98" | 14.78" | 18.66" | 10.37" | 16.26" | 14.67" | 17.25" | 13.36" | 11.68" | 16.85" | 18.75" | 12.03" | 13.16" | 12.27" | 18.59" | 11.00" | 14.87" | 12.06" | 8.52" | 16.71" | 15.75" | 14.74" | 14.22" | 13.48" | 18.59" | 10.79" | 16.43" | 14.74" | 11.19" | 15.39" | 13.25" | 22.11" | 13.12" | 12.90" | 22.24" | 17.45" | 12.81" | 14.83" | 20.31" | 21.79" | 13.56" | 16.70" | 8.30" | 16.64" | 14.47" | 17.21" | 17.53" | 16.83" |
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