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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10.39" | 16.73" | 10.23" | 13.26" | 12.50" | 13.01" | 7.82" | 17.04" | 9.86" | 11.33" | 12.93" | 8.46" | 14.37" | 14.27" | 13.20" | 11.62" | 7.05" | 11.52" | 7.56" | 6.49" | 18.80" | 11.56" | 12.70" | 11.23" | 11.98" | 9.71" | 7.78" | 8.86" | 10.11" | 13.85" | 9.41" | 10.13" | 14.41" | 13.52" | 15.59" | 6.29" | 10.50" | 9.59" | 12.00" | 7.33" | 17.21" | 4.86" | 11.61" | 15.27" | 11.30" | 8.20" | 10.67" | 14.82" | 15.65" | 8.74" | 13.81" | 13.03" | 12.78" | 13.10" | 11.20" | 12.30" | 14.04" | 11.66" | 10.26" | 9.08" | 11.31" | 11.49" | 16.97" | 16.94" | 9.37" | 13.20" | 14.26" | 12.89" | 10.13" | 8.61" | 10.41" | 9.35" | 12.78" | 13.03" | 15.18" | 14.43" | 11.52" | 10.31" | 15.73" | 14.65" | 11.62" | 10.02" | 10.52" | 12.65" | 10.80" | 10.21" | 18.09" | 14.17" | 11.48" | 10.56" | 11.08" | 14.09" | 10.16" | 5.41" | 10.03" | 18.47" | 8.58" | 10.25" | 16.64" | 8.97" | 15.49" | 16.33" | 9.81" | 15.90" | 11.61" | 15.96" | 12.12" | 13.95" | 14.35" | 14.05" | 6.87" | 10.71" | 9.98" | 16.88" | 15.44" | 18.61" | 15.41" | 5.78" |
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