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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 14.92" | 10.80" | 12.19" | 13.37" | 10.99" | 10.61" | 9.88" | 11.71" | 14.09" | 14.63" | 15.76" | 15.30" | 15.01" | 15.58" | 11.74" | 12.28" | 17.89" | 14.85" | 13.03" | 17.54" | 11.81" | 14.36" | 15.37" | 8.46" | 14.82" | 11.97" | 12.81" | 18.03" | 11.56" | 15.27" | 14.85" | 16.68" | 13.50" | 14.75" | 13.72" | 11.31" | 12.61" | 12.92" | 9.64" | 12.36" | 12.27" | 14.26" | 14.76" | 11.38" | 12.37" | 16.36" | 13.51" | 13.94" | 14.87" | 16.32" | 13.46" | 16.54" | 12.62" | 13.24" | 14.12" | 12.40" | 12.36" | 10.61" | 9.41" | 11.34" | 10.43" | 14.65" | 11.90" | 11.26" | 8.30" | 11.53" | 13.89" | 13.06" | 11.78" | 14.82" | 9.21" | 14.99" | 14.06" | 10.73" | 12.70" | 13.82" | 13.73" | 15.09" | 10.30" | 12.53" | 13.29" | 11.09" | 14.81" | 10.72" | 12.49" | 12.24" | 15.64" | 13.85" | 14.96" | 10.10" | 14.13" | 12.92" | 9.08" | 11.12" | 11.84" | 13.80" | 12.09" | 15.24" | 9.70" | 17.45" | 11.98" | 16.25" | 14.31" | 15.08" | 10.33" | 9.70" | 9.38" | 11.71" | 11.59" | 13.24" | 10.57" | 11.72" | 13.31" | 13.71" | 13.15" | 14.50" | 8.97" |
Display comma-delimited data.
For more information about content specific to this page, please Contact Us.