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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 22.53" | 26.98" | 23.26" | 23.91" | 30.41" | 26.20" | 21.83" | 31.53" | 26.87" | 28.69" | 26.31" | 21.95" | 30.27" | 21.92" | 18.67" | 21.40" | 21.74" | 24.27" | 34.38" | 24.87" | 25.92" | 16.49" | 19.16" | 32.78" | 31.67" | 23.12" | 27.92" | 24.07" | 30.79" | 21.45" | 28.56" | 20.27" | 21.97" | 27.66" | 24.82" | 30.34" | 21.59" | 33.58" | 34.87" | 27.14" | 31.92" | 26.32" | 26.34" | 17.89" | 18.40" | 43.99" | 23.80" | 16.37" | 31.68" | 22.76" | 19.09" | 27.61" | 17.47" | 23.68" | 20.34" | 15.86" | 20.35" | 18.13" | 17.59" | 20.64" | 19.85" | 20.69" | 23.47" | 32.93" | 21.45" | 25.36" | 18.26" | 18.34" | 20.26" | 16.37" | 35.62" | 21.52" | 46.34" | 19.23" | 28.44" | 20.75" | 36.43" | 30.14" | 22.05" | 33.39" | 30.74" | 30.34" | 19.15" | 30.33" | 23.56" | 32.60" | 20.50" | 24.04" | 20.57" | 31.96" | 22.41" | 31.21" | 22.53" | 18.14" | 16.86" | 24.70" | 31.84" | 29.30" | 21.92" | 22.66" | 21.15" | 27.00" | 18.98" | 34.53" | 16.66" | 17.58" | 15.18" | 32.23" | 35.86" | 19.25" | 15.41" | 35.47" | 27.92" | 15.25" | 36.95" | 17.41" | 14.33" |
Display comma-delimited data.
For more information about content specific to this page, please Contact Us.