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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10.21" | 9.88" | 11.97" | 11.30" | 8.68" | 15.87" | 10.23" | 11.67" | 14.86" | 10.50" | 18.06" | 10.39" | 13.70" | 15.92" | 11.21" | 10.00" | 11.98" | 13.13" | 10.85" | 13.98" | 13.73" | 9.14" | 9.17" | 9.85" | 14.35" | 11.30" | 11.82" | 17.77" | 16.11" | 11.76" | 7.12" | 12.05" | 13.97" | 11.91" | 15.03" | 11.31" | 11.10" | 10.39" | 12.47" | 10.50" | 15.57" | 9.40" | 8.66" | 13.65" | 11.11" | 12.13" | 14.04" | 12.52" | 10.88" | 16.50" | 15.12" | 14.63" | 12.91" | 12.01" | 14.01" | 12.60" | 10.97" | 12.79" | 14.16" | 9.62" | 12.41" | 9.84" | 19.47" | 12.98" | 11.81" | 9.61" | 12.56" | 8.29" | 7.68" | 11.96" | 11.66" | 12.38" | 10.50" | 13.34" | 13.88" | 12.00" | 8.95" | 9.04" | 16.71" | 11.00" | 14.92" | 12.26" | 12.45" | 10.60" | 15.93" | 13.97" | 12.31" | 12.73" | 14.95" | 11.31" | 12.49" | 10.78" | 13.98" | 9.70" | 12.39" | 17.60" | 15.69" | 13.01" | 13.80" | 12.23" | 14.63" | 7.49" | 16.90" | 10.33" | 12.08" | 11.31" | 12.76" | 10.68" | 10.49" | 14.24" | 10.06" | 9.90" | 12.86" | 13.29" | 13.01" | 11.47" | 8.56" | 12.16" |
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