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.
| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 45.10" | 37.86" | 46.57" | 56.89" | 41.78" | 49.14" | 35.44" | 51.93" | 44.84" | 43.63" | 62.45" | 56.20" | 49.93" | 49.36" | 44.21" | 45.40" | 49.73" | 45.93" | 54.20" | 43.03" | 53.15" | 42.33" | 40.86" | 44.76" | 54.57" | 54.51" | 47.55" | 46.79" | 60.09" | 37.24" | 42.30" | 49.44" | 66.06" | 50.61" | 46.31" | 46.86" | 47.68" | 51.50" | 48.99" | 42.96" | 56.88" | 34.94" | 55.09" | 49.38" | 51.00" | 45.68" | 46.38" | 49.25" | 34.81" | 55.43" | 67.16" | 58.32" | 40.85" | 50.39" | 57.42" | 60.05" | 52.74" | 42.94" | 44.09" | 37.77" | 41.89" | 41.74" | 71.01" | 55.11" | 47.81" | 45.22" | 55.75" | 46.07" | 32.35" | 45.91" | 43.60" | 45.89" | 47.09" | 58.25" | 46.05" | 49.01" | 41.81" | 48.51" | 69.41" | 58.86" | 53.04" | 40.70" | 45.93" | 48.77" | 59.79" | 40.16" | 42.60" | 57.13" | 46.02" | 60.79" | 48.60" | 45.79" | 53.20" | 46.06" | 51.69" | 67.03" | 60.91" | 47.73" | 51.73" | 54.13" | 42.16" | 51.33" | 51.69" | 48.28" | 44.03" | 45.47" | 56.27" | 52.61" | 44.67" | 57.08" | 36.21" | 49.39" | 46.72" | 60.69" | 72.70" | 39.11" | 55.82" | 39.79" |
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