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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 32.01" | 36.33" | 45.66" | 48.61" | 34.58" | 39.23" | 44.78" | 41.52" | 41.49" | 36.58" | 32.33" | 39.41" | 40.03" | 33.65" | 34.62" | 31.38" | 36.25" | 36.72" | 40.44" | 31.30" | 35.48" | 34.39" | 35.00" | 33.70" | 43.12" | 44.26" | 35.31" | 37.84" | 37.64" | 32.12" | 37.12" | 35.95" | 44.18" | 37.31" | 34.45" | 28.98" | 35.69" | 46.09" | 40.11" | 49.05" | 34.95" | 46.87" | 52.20" | 57.60" | 40.60" | 45.66" | 33.05" | 45.09" | 37.01" | 41.52" | 44.84" | 35.27" | 40.93" | 40.55" | 35.65" | 39.52" | 46.73" | 46.33" | 48.66" | 44.06" | 56.65" | 39.19" | 29.72" | 48.53" | 44.81" | 44.45" | 39.66" | 36.90" | 35.00" | 30.20" | 29.04" | 34.11" | 39.09" | 37.65" | 41.64" | 35.21" | 42.12" | 55.46" | 45.72" | 43.01" | 54.03" | 44.37" | 49.53" | 42.36" | 55.32" | 40.39" | 37.04" | 45.78" | 57.12" | 48.74" | 42.06" | 40.73" | 42.22" | 41.75" | 57.13" | 51.32" | 44.91" | 43.80" | 41.26" | 47.23" | 40.51" | 54.69" | 39.65" | 48.21" | 47.28" | 45.49" | 38.33" | 42.03" | 51.13" | 46.13" | 52.00" | 56.06" | 40.53" | 56.13" | 46.38" | 46.17" | 64.86" | 35.51" |
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