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.
| 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 | 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 43.04" | 47.77" | 37.75" | 58.63" | 43.24" | 48.38" | 56.62" | 50.21" | 43.21" | 39.21" | 48.01" | 46.36" | 55.03" | 48.59" | 42.45" | 41.29" | 50.85" | 50.53" | 41.18" | 44.57" | 43.73" | 48.40" | 37.43" | 48.67" | 48.02" | 47.12" | 47.89" | 51.78" | 44.37" | 56.90" | 37.86" | 36.02" | 42.78" | 69.09" | 53.50" | 38.63" | 39.80" | 50.80" | 36.39" | 42.08" | 52.68" | 52.32" | 42.64" | 51.07" | 42.89" | 39.24" | 50.76" | 46.20" | 49.82" | 39.05" | 56.33" | 44.69" | 61.59" | 52.79" | 46.01" | 41.97" | 44.68" | 45.46" | 41.72" | 32.86" | 44.45" | 40.25" | 53.33" | 49.85" | 64.66" | 45.74" | 54.11" | 46.96" | 52.57" | 66.15" | 48.52" | 44.04" | 44.62" | 47.63" | 51.65" | 48.09" | 57.16" | 53.17" | 51.78" | 53.50" | 51.23" | 55.02" | 44.35" | 45.32" | 58.16" | 35.59" | 46.30" | 57.63" | 48.98" | 41.95" | 46.46" | 50.83" | 40.03" | 42.02" | 56.39" | 50.42" | 48.21" | 60.97" | 40.94" | 57.78" | 53.52" | 47.26" | 63.09" | 45.08" | 45.63" | 41.27" | 34.33" | 50.86" | 49.59" | 50.41" | 45.92" | 46.27" | 37.72" | 45.83" | 54.34" | 40.83" | 35.80" | 48.61" |
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