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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50.06" | 48.79" | 51.80" | 55.81" | 58.27" | 61.54" | 43.10" | 63.15" | 47.73" | 55.43" | 62.10" | 41.32" | 49.86" | 54.44" | 46.58" | 44.77" | 63.41" | 53.94" | 43.55" | 56.80" | 47.16" | 46.27" | 43.23" | 63.23" | 53.47" | 46.16" | 52.33" | 59.56" | 50.29" | 57.24" | 60.61" | 43.91" | 55.05" | 56.56" | 60.01" | 51.74" | 47.29" | 57.49" | 55.34" | 46.45" | 58.31" | 54.95" | 47.28" | 55.44" | 49.65" | 54.04" | 60.41" | 48.65" | 50.80" | 52.46" | 59.30" | 60.38" | 67.94" | 60.49" | 45.38" | 49.14" | 52.64" | 58.35" | 56.01" | 45.40" | 41.55" | 58.11" | 63.25" | 65.08" | 65.09" | 55.62" | 42.64" | 50.32" | 61.35" | 58.76" | 59.76" | 49.05" | 49.68" | 56.35" | 64.90" | 44.66" | 54.28" | 55.79" | 51.75" | 51.73" | 51.77" | 47.87" | 59.32" | 52.99" | 57.95" | 45.19" | 59.01" | 61.05" | 60.47" | 46.61" | 55.07" | 56.22" | 53.90" | 49.47" | 50.15" | 64.95" | 52.38" | 50.51" | 60.53" | 65.62" | 58.45" | 55.26" | 62.03" | 53.77" | 44.47" | 52.35" | 56.27" | 67.54" | 52.94" | 66.65" | 46.08" | 41.76" | 60.44" | 49.85" | 58.10" | 41.17" | 58.45" |
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