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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.99" | 3.63" | 2.51" | 2.20" | 3.04" | 4.50" | 1.67" | 5.84" | 5.06" | 4.30" | 5.01" | 2.79" | 4.34" | 4.37" | 3.81" | 1.71" | 3.01" | 3.33" | 2.32" | 1.97" | 6.39" | 1.85" | 1.23" | 3.22" | 2.69" | 2.72" | 4.05" | 1.35" | 2.85" | 3.92" | 2.20" | 2.88" | 1.96" | 4.22" | 3.19" | 1.59" | 1.92" | 2.85" | 2.91" | 1.08" | 1.36" | 0.59" | 2.67" | 3.25" | 1.92" | 1.71" | 2.54" | 1.53" | 3.05" | 3.95" | 2.80" | 2.06" | 1.81" | 3.27" | 2.39" | 5.33" | 3.97" | 2.55" | 2.73" | 1.27" | 1.55" | 2.63" | 3.23" | 6.77" | 1.94" | 1.93" | 2.89" | 5.52" | 2.96" | 2.62" | 4.04" | 3.30" | 2.48" | 2.59" | 3.84" | 2.02" | 2.93" | 4.41" | 4.14" | 1.01" | 2.24" | 2.62" | 3.00" | 4.31" | 3.83" | 1.46" | 4.67" | 2.84" | 2.25" | 2.58" | 3.20" | 3.13" | 2.74" | 3.19" | 2.45" | 3.12" | 1.92" | 5.40" | 7.72" | 4.87" | 2.10" | 3.19" | 2.82" | 4.13" | 2.52" | 3.34" | 3.84" | 1.08" | 1.49" | 4.03" | 1.97" | 1.84" | 2.48" | 3.04" | 2.71" | 4.22" | 3.67" | 1.06" |
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