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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 36.01" | 41.21" | 49.23" | 50.10" | 44.84" | 42.25" | 49.67" | 54.73" | 55.08" | 42.26" | 40.70" | 45.16" | 49.79" | 40.91" | 39.77" | 38.21" | 48.68" | 44.30" | 45.08" | 38.03" | 45.54" | 36.50" | 39.85" | 35.84" | 50.32" | 49.47" | 36.78" | 39.79" | 39.04" | 42.78" | 40.41" | 42.94" | 47.95" | 44.84" | 41.69" | 33.98" | 36.68" | 45.93" | 49.33" | 44.90" | 43.91" | 46.96" | 47.16" | 52.31" | 43.45" | 48.24" | 37.13" | 49.37" | 38.60" | 46.96" | 52.12" | 39.17" | 45.36" | 52.95" | 39.73" | 43.87" | 48.74" | 54.50" | 48.55" | 41.34" | 40.99" | 47.78" | 35.91" | 54.06" | 44.22" | 46.11" | 45.53" | 43.21" | 35.15" | 36.63" | 29.36" | 40.76" | 45.88" | 39.73" | 46.89" | 39.78" | 51.44" | 57.56" | 51.50" | 44.13" | 58.85" | 38.84" | 48.46" | 48.18" | 56.60" | 38.30" | 39.10" | 39.76" | 58.33" | 49.69" | 39.71" | 45.84" | 45.38" | 40.53" | 55.56" | 49.07" | 43.14" | 42.09" | 45.03" | 47.84" | 40.81" | 59.67" | 43.90" | 41.69" | 48.14" | 45.48" | 35.65" | 46.58" | 57.76" | 48.22" | 49.21" | 52.04" | 48.14" | 47.80" | 54.24" | 45.86" | 63.35" | 43.23" |
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