Choose from the options below and click "Plot" to create a time series graph.
Data are available from January 1895 through May 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 40.05" | 37.10" | 38.17" | 36.55" | 38.19" | 42.07" | 48.38" | 34.79" | 43.59" | 32.56" | 40.12" | 45.73" | 37.29" | 41.43" | 41.39" | 36.93" | 31.51" | 47.86" | 39.77" | 31.72" | 37.74" | 37.20" | 40.91" | 35.20" | 42.44" | 45.54" | 32.44" | 43.65" | 40.81" | 44.91" | 29.16" | 40.09" | 30.83" | 50.16" | 49.18" | 33.35" | 32.38" | 38.89" | 39.10" | 41.15" | 40.25" | 44.91" | 44.53" | 37.21" | 44.96" | 39.52" | 34.45" | 42.29" | 38.54" | 45.18" | 43.12" | 44.08" | 43.78" | 45.08" | 44.17" | 37.41" | 34.15" | 38.72" | 43.26" | 28.88" | 38.42" | 37.65" | 43.29" | 41.80" | 45.48" | 45.00" | 43.58" | 40.78" | 38.11" | 48.74" | 40.26" | 43.13" | 37.87" | 32.81" | 41.89" | 38.19" | 43.53" | 39.67" | 46.69" | 43.40" | 50.19" | 37.90" | 35.64" | 39.57" | 51.09" | 40.13" | 33.06" | 43.39" | 42.91" | 42.12" | 36.32" | 30.80" | 40.85" | 37.17" | 45.10" | 36.13" | 48.02" | 41.90" | 37.14" | 46.11" | 41.17" | 43.79" | 40.42" | 47.60" | 38.94" | 35.78" | 39.88" | 37.17" | 52.19" | 44.02" | 42.55" | 34.19" | 29.33" | 38.91" | 42.05" | 39.30" | 36.09" | 38.85" |
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