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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 5.67" | 9.17" | 6.99" | 4.96" | 6.61" | 6.33" | 4.95" | 6.06" | 4.10" | 11.03" | 9.16" | 9.38" | 7.09" | 7.96" | 6.05" | 7.40" | 7.95" | 6.02" | 8.52" | 10.65" | 8.45" | 9.14" | 5.56" | 8.26" | 9.27" | 7.17" | 7.40" | 6.88" | 8.09" | 5.51" | 9.15" | 6.88" | 6.37" | 7.68" | 6.51" | 7.58" | 8.37" | 6.17" | 5.17" | 8.02" | 6.15" | 8.23" | 7.65" | 6.61" | 6.86" | 12.95" | 9.43" | 6.93" | 8.18" | 7.24" | 6.04" | 7.60" | 7.42" | 8.33" | 5.15" | 5.44" | 9.12" | 5.48" | 5.87" | 5.53" | 4.82" | 8.14" | 9.76" | 5.41" | 7.48" | 6.96" | 7.06" | 5.44" | 5.47" | 7.43" | 6.63" | 5.44" | 7.21" | 7.18" | 6.75" | 5.36" | 5.57" | 12.19" | 4.90" | 8.46" | 6.19" | 5.01" | 9.25" | 11.93" | 10.18" | 6.31" | 7.93" | 9.73" | 7.90" | 10.40" | 8.75" | 9.60" | 8.26" | 5.19" | 6.01" | 7.31" | 10.30" | 10.94" | 7.55" | 11.12" | 4.60" | 8.34" | 8.45" | 8.44" | 4.60" | 9.36" | 3.62" | 6.92" | 7.28" | 12.19" | 5.03" | 7.78" | 6.98" | 6.86" | 8.44" | 7.11" | 5.63" |
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