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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 12.99" | 7.71" | 9.38" | 8.94" | 7.23" | 17.27" | 15.21" | 7.80" | 14.65" | 6.85" | 12.07" | 12.23" | 13.94" | 12.82" | 13.68" | 14.17" | 9.39" | 18.09" | 8.81" | 7.02" | 11.17" | 8.97" | 9.01" | 11.48" | 13.05" | 15.04" | 10.11" | 15.83" | 17.97" | 14.16" | 6.43" | 8.01" | 9.41" | 17.96" | 15.00" | 9.35" | 8.05" | 12.22" | 10.14" | 14.29" | 9.75" | 11.88" | 13.71" | 15.43" | 12.80" | 9.90" | 9.31" | 10.75" | 12.28" | 11.89" | 12.51" | 14.01" | 14.68" | 11.87" | 14.19" | 9.41" | 9.45" | 10.12" | 14.03" | 7.85" | 11.97" | 10.63" | 15.92" | 13.79" | 12.78" | 10.63" | 16.13" | 12.25" | 16.11" | 14.47" | 11.48" | 13.80" | 12.01" | 11.21" | 12.48" | 10.77" | 11.93" | 12.79" | 18.72" | 12.78" | 15.85" | 15.78" | 7.03" | 11.53" | 14.43" | 12.22" | 9.28" | 14.29" | 12.53" | 12.52" | 9.64" | 5.87" | 9.52" | 8.72" | 16.50" | 6.82" | 16.74" | 10.43" | 7.98" | 12.62" | 10.55" | 9.16" | 12.70" | 11.77" | 10.88" | 7.58" | 12.05" | 9.03" | 18.57" | 12.36" | 16.06" | 9.10" | 7.28" | 8.23" | 16.02" | 11.94" | 7.22" | 10.02" |
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