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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 44.09" | 46.57" | 45.24" | 50.71" | 50.83" | 60.08" | 42.79" | 55.37" | 39.16" | 47.61" | 56.52" | 45.82" | 52.37" | 49.61" | 42.82" | 40.12" | 61.17" | 48.12" | 39.50" | 50.10" | 48.78" | 49.15" | 39.87" | 55.90" | 54.96" | 42.34" | 52.45" | 51.17" | 52.83" | 37.56" | 51.46" | 40.34" | 61.24" | 54.69" | 46.55" | 42.10" | 46.77" | 54.57" | 46.33" | 49.46" | 52.33" | 56.04" | 47.66" | 52.04" | 45.10" | 43.15" | 52.44" | 47.93" | 51.61" | 51.08" | 55.35" | 51.25" | 59.84" | 60.04" | 45.07" | 42.85" | 49.88" | 51.76" | 39.84" | 47.10" | 43.56" | 52.14" | 53.97" | 53.48" | 57.32" | 49.90" | 50.84" | 47.38" | 57.24" | 53.46" | 49.87" | 46.71" | 43.19" | 53.00" | 48.20" | 53.47" | 51.12" | 60.19" | 53.32" | 58.02" | 48.22" | 48.74" | 52.27" | 59.01" | 48.77" | 40.53" | 52.89" | 54.66" | 57.64" | 43.25" | 43.58" | 54.15" | 45.11" | 53.06" | 47.84" | 59.54" | 49.19" | 50.86" | 56.89" | 53.30" | 57.39" | 50.98" | 62.24" | 46.08" | 44.27" | 47.02" | 42.77" | 66.95" | 53.32" | 52.59" | 45.82" | 41.04" | 48.78" | 52.52" | 56.39" | 42.84" | 48.26" |
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