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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 46.07" | 47.39" | 40.84" | 60.87" | 46.50" | 52.40" | 51.93" | 54.26" | 41.24" | 50.27" | 55.16" | 50.95" | 54.63" | 57.11" | 44.04" | 38.37" | 54.80" | 46.02" | 43.60" | 52.45" | 55.06" | 48.93" | 44.27" | 55.90" | 44.17" | 52.57" | 53.40" | 45.91" | 49.35" | 44.88" | 41.15" | 40.46" | 50.53" | 63.74" | 46.33" | 41.40" | 42.95" | 51.96" | 44.34" | 51.08" | 55.18" | 56.82" | 50.16" | 52.29" | 39.95" | 45.91" | 39.93" | 55.17" | 44.82" | 48.62" | 58.97" | 44.15" | 56.39" | 57.51" | 52.20" | 40.47" | 45.29" | 48.90" | 44.50" | 42.26" | 51.54" | 48.11" | 57.98" | 51.40" | 56.78" | 49.63" | 52.50" | 47.08" | 48.22" | 58.86" | 41.08" | 44.86" | 47.18" | 46.88" | 45.87" | 50.71" | 55.81" | 56.52" | 49.33" | 57.88" | 46.00" | 44.82" | 56.78" | 52.09" | 51.55" | 39.24" | 51.21" | 50.68" | 58.64" | 39.64" | 38.87" | 51.71" | 41.92" | 54.28" | 51.66" | 52.56" | 44.08" | 54.55" | 49.37" | 52.10" | 52.59" | 55.76" | 55.50" | 43.42" | 55.03" | 43.86" | 35.58" | 66.09" | 48.95" | 54.09" | 47.87" | 48.73" | 39.50" | 48.59" | 54.61" | 44.38" | 50.15" |
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