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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 47.85" | 50.96" | 55.56" | 49.32" | 52.32" | 60.24" | 59.24" | 51.02" | 55.48" | 47.73" | 60.30" | 53.92" | 48.81" | 47.59" | 48.44" | 51.45" | 47.53" | 65.05" | 48.13" | 48.82" | 55.50" | 47.20" | 41.48" | 49.78" | 57.36" | 57.56" | 44.22" | 56.79" | 50.19" | 61.27" | 51.36" | 59.88" | 40.83" | 60.26" | 59.02" | 59.68" | 43.00" | 53.65" | 54.34" | 52.73" | 51.59" | 56.83" | 57.58" | 43.59" | 54.17" | 52.26" | 58.17" | 53.17" | 49.00" | 53.08" | 56.09" | 54.78" | 72.57" | 62.66" | 55.64" | 48.40" | 49.77" | 49.06" | 68.10" | 44.80" | 43.31" | 43.98" | 63.60" | 57.77" | 71.29" | 63.72" | 44.94" | 49.47" | 52.00" | 63.48" | 55.44" | 57.50" | 47.79" | 52.39" | 62.71" | 54.61" | 48.73" | 52.25" | 56.80" | 49.67" | 55.82" | 52.05" | 48.06" | 54.15" | 61.63" | 50.17" | 44.87" | 62.58" | 66.26" | 50.21" | 53.73" | 54.39" | 54.74" | 54.27" | 50.39" | 43.53" | 64.47" | 58.09" | 51.17" | 66.80" | 61.46" | 55.73" | 62.63" | 58.14" | 51.12" | 43.16" | 54.56" | 59.49" | 61.11" | 59.22" | 62.75" | 42.63" | 45.21" | 55.09" | 55.94" | 49.19" | 48.32" | 55.51" |
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