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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 45.33" | 53.50" | 47.30" | 48.95" | 47.90" | 46.22" | 43.46" | 54.15" | 40.30" | 48.52" | 44.11" | 53.59" | 47.01" | 51.14" | 43.27" | 46.58" | 65.01" | 48.09" | 37.67" | 45.99" | 57.13" | 57.07" | 39.39" | 50.55" | 68.50" | 44.33" | 56.51" | 61.20" | 46.07" | 33.36" | 48.21" | 66.98" | 53.72" | 57.14" | 43.35" | 34.52" | 55.27" | 54.81" | 41.35" | 46.54" | 37.92" | 58.50" | 51.01" | 51.84" | 39.72" | 35.45" | 40.44" | 40.94" | 45.68" | 47.84" | 53.39" | 43.98" | 45.10" | 61.29" | 63.50" | 47.40" | 51.86" | 47.65" | 38.81" | 50.21" | 47.03" | 52.30" | 50.21" | 42.75" | 45.35" | 47.14" | 56.51" | 44.88" | 46.82" | 50.79" | 37.11" | 50.60" | 43.13" | 44.57" | 50.02" | 48.81" | 46.77" | 66.21" | 62.90" | 55.52" | 49.40" | 42.81" | 49.49" | 65.77" | 51.03" | 40.89" | 47.86" | 54.28" | 58.76" | 49.31" | 35.51" | 43.19" | 37.26" | 66.69" | 45.30" | 63.75" | 50.36" | 41.44" | 61.54" | 49.35" | 51.68" | 58.29" | 56.20" | 46.61" | 42.52" | 45.78" | 53.76" | 59.44" | 51.89" | 55.67" | 40.54" | 32.68" | 49.39" | 52.18" | 54.46" | 49.39" | 42.73" |
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