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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 11.87" | 13.73" | 10.88" | 13.55" | 9.71" | 16.52" | 14.18" | 10.28" | 11.01" | 10.49" | 15.24" | 14.44" | 11.27" | 12.66" | 12.89" | 14.49" | 12.93" | 14.11" | 8.31" | 12.34" | 15.15" | 17.76" | 15.73" | 10.69" | 11.64" | 15.40" | 12.95" | 12.79" | 14.10" | 9.71" | 7.67" | 15.53" | 12.83" | 19.26" | 11.57" | 6.22" | 11.72" | 12.78" | 12.20" | 14.27" | 11.69" | 10.09" | 12.60" | 15.85" | 13.41" | 12.42" | 14.42" | 14.97" | 9.70" | 8.58" | 12.54" | 10.92" | 10.42" | 10.46" | 17.41" | 17.56" | 12.42" | 9.09" | 8.78" | 7.47" | 10.56" | 10.80" | 11.73" | 12.05" | 13.31" | 12.82" | 13.14" | 11.55" | 12.95" | 13.07" | 11.68" | 12.33" | 16.61" | 7.73" | 12.06" | 13.42" | 15.38" | 13.69" | 12.12" | 14.02" | 11.26" | 12.20" | 12.26" | 12.86" | 14.75" | 8.58" | 14.70" | 13.56" | 8.38" | 11.78" | 14.51" | 10.30" | 9.90" | 9.57" | 18.25" | 9.40" | 11.12" | 16.12" | 9.75" | 15.21" | 12.79" | 14.44" | 14.13" | 17.83" | 11.39" | 9.93" | 13.74" | 10.25" | 16.02" | 15.20" | 15.82" | 11.25" | 8.04" | 10.09" | 14.18" | 12.46" | 10.54" | 12.04" |
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