Precipitation annual maximum series (inches) Station ID: 13-3473 Station name: GRINNELL 3 SW State: IA Latitude (decimal degrees): 41.7203 Longitude (decimal degrees): -92.7489 Elevation (feet): 905 Duration: 15 minutes 06/27/1972 1.20 08/15/1977 0.80 06/28/1978 1.30 08/21/1979 1.10 08/26/1983 0.60 09/20/1986 2.10 07/12/1987 0.60 08/11/1990 1.20 04/12/1991 0.70 08/10/1993 1.00 06/12/1994 0.70 04/08/1995 0.50 05/09/1996 0.90 06/29/1998 0.60 06/11/1999 1.10 08/24/2001 0.70 08/23/2002 0.70 08/13/2006 0.80 02/25/2007 0.80 06/03/2008 1.00 06/19/2009 0.50 04/06/2010 1.20 Duration: 30 minutes 08/06/1972 1.40 07/07/1977 0.90 08/21/1979 1.50 08/21/1983 0.80 09/20/1986 2.70 07/12/1987 0.70 08/11/1990 2.20 04/12/1991 0.90 08/10/1993 1.60 06/07/1994 1.20 04/08/1995 0.60 05/09/1996 1.40 06/29/1998 1.10 06/11/1999 1.80 08/24/2001 0.80 08/23/2002 1.10 08/09/2006 1.10 08/20/2007 1.20 06/03/2008 2.00 08/17/2009 0.80 06/15/2010 1.40 Duration: 45 minutes 08/06/1972 1.40 08/15/1977 1.20 08/21/1979 1.70 09/19/1983 0.90 09/20/1986 2.80 08/08/1987 0.90 08/11/1990 2.60 04/12/1991 1.20 08/10/1993 1.90 06/07/1994 1.30 06/24/1995 0.80 05/09/1996 1.80 08/27/1998 1.50 06/11/1999 2.00 04/06/2001 0.90 08/23/2002 1.40 08/09/2006 1.20 08/20/2007 1.40 06/03/2008 2.30 08/17/2009 0.80 06/23/2010 1.60 Duration: 1 hour 09/03/1949 1.36 06/18/1950 1.29 07/08/1951 0.96 05/22/1952 1.30 07/05/1953 0.75 08/04/1954 1.32 07/10/1955 0.94 06/19/1956 2.47 07/27/1957 1.12 10/08/1958 0.99 06/30/1959 1.15 06/18/1960 0.97 07/26/1961 1.28 07/19/1962 1.09 08/07/1963 0.95 08/29/1964 2.04 06/04/1965 1.87 05/23/1966 1.10 06/13/1968 1.00 08/06/1972 1.28 08/16/1977 1.38 08/19/1979 1.56 09/19/1983 1.10 09/20/1986 2.57 08/08/1987 0.92 08/11/1990 2.48 04/12/1991 1.38 08/10/1993 1.93 06/07/1994 1.28 06/24/1995 0.92 05/09/1996 1.74 08/27/1998 1.47 08/12/1999 1.93 04/06/2001 0.83 08/09/2006 1.19 08/20/2007 1.38 06/03/2008 2.20 08/17/2009 0.92 06/23/2010 1.65 Duration: 2 hours 07/26/1949 2.33 06/18/1950 1.83 07/08/1951 1.64 05/22/1952 1.75 05/24/1953 1.09 08/04/1954 1.80 08/05/1955 1.16 06/19/1956 2.59 07/03/1957 1.70 07/29/1958 1.23 09/26/1959 1.70 06/18/1960 1.27 07/26/1961 1.72 07/19/1962 1.85 07/05/1963 1.36 08/29/1964 2.28 08/29/1965 2.51 05/17/1966 1.70 06/13/1968 1.20 08/08/1969 3.30 08/06/1972 1.35 08/15/1977 1.83 08/19/1979 1.92 06/23/1981 2.79 09/19/1983 1.54 09/20/1986 2.88 08/08/1987 1.15 08/11/1990 2.60 04/12/1991 2.02 08/10/1993 2.12 06/07/1994 1.44 04/08/1995 1.15 05/09/1996 2.31 08/27/1998 1.63 06/11/1999 2.02 08/25/2001 1.35 08/09/2006 1.25 09/07/2007 1.63 06/03/2008 2.40 08/17/2009 1.15 06/23/2010 1.83 Duration: 3 hours 07/26/1949 2.38 06/18/1950 2.77 07/08/1951 1.67 05/22/1952 1.92 05/24/1953 1.28 08/04/1954 2.02 08/05/1955 1.18 06/19/1956 2.64 07/03/1957 1.89 07/29/1958 1.35 09/26/1959 1.77 06/18/1960 1.47 07/26/1961 1.75 07/19/1962 1.96 07/05/1963 1.76 08/29/1964 2.39 08/29/1965 2.56 05/17/1966 1.80 06/13/1968 1.22 08/08/1969 3.60 08/04/1970 3.60 08/05/1972 1.40 08/15/1977 2.00 08/19/1979 2.00 06/23/1981 3.10 09/19/1983 2.00 09/20/1986 3.40 08/08/1987 1.70 08/11/1990 2.70 04/12/1991 2.20 08/29/1993 2.30 06/07/1994 1.60 04/08/1995 1.20 05/09/1996 2.60 08/27/1998 1.70 06/11/1999 2.10 08/25/2001 1.40 08/13/2006 1.30 09/07/2007 1.70 06/03/2008 2.50 08/27/2009 1.40 06/23/2010 2.00 Duration: 6 hours 09/03/1949 2.45 06/18/1950 3.32 07/08/1951 1.87 05/22/1952 2.01 05/24/1953 1.33 08/04/1954 2.24 07/10/1955 1.20 06/19/1956 2.78 07/03/1957 2.00 11/17/1958 2.05 06/30/1959 2.80 07/09/1960 2.05 07/05/1961 2.42 07/19/1962 1.98 07/05/1963 2.10 08/29/1964 2.43 08/29/1965 2.70 05/17/1966 1.90 04/23/1968 1.24 08/08/1969 3.64 08/04/1970 4.50 08/05/1972 2.30 08/15/1977 2.90 08/19/1979 2.10 09/19/1983 2.30 09/20/1986 3.50 08/26/1987 2.00 08/11/1990 2.73 04/12/1991 3.30 08/29/1993 2.50 06/07/1994 1.62 11/01/1995 1.40 05/09/1996 2.90 10/04/1998 1.90 08/12/1999 2.20 06/11/2001 1.50 08/28/2006 2.00 07/18/2007 2.30 06/03/2008 2.52 08/26/2009 2.10 06/23/2010 2.20 Duration: 12 hours 09/03/1949 2.64 06/17/1950 3.56 05/25/1951 2.14 11/16/1952 2.38 05/24/1953 1.34 08/04/1954 2.26 09/28/1955 1.31 06/19/1956 2.81 08/28/1957 2.15 11/17/1958 3.42 06/30/1959 3.23 07/09/1960 2.07 09/12/1961 3.42 07/19/1962 2.00 08/05/1963 2.17 08/29/1964 2.45 08/29/1965 3.36 05/11/1966 1.92 04/03/1968 1.80 08/08/1969 3.68 08/04/1970 6.20 08/05/1972 2.32 08/15/1977 3.00 10/22/1979 2.40 09/19/1983 2.32 09/20/1986 3.54 08/25/1987 3.40 08/11/1990 2.76 04/12/1991 3.70 08/28/1993 2.60 06/23/1994 1.70 11/01/1995 1.50 05/08/1996 3.20 10/04/1998 2.30 08/11/1999 2.40 08/24/2001 2.30 08/28/2006 2.02 07/18/2007 2.90 06/03/2008 2.55 08/26/2009 2.90 04/24/2010 2.40 Duration: 1 day 07/19/1905 4.00 06/19/1906 2.76 07/10/1907 2.71 08/15/1908 4.18 07/06/1909 1.90 09/24/1910 1.59 09/28/1911 2.13 10/09/1912 1.56 06/06/1913 4.75 09/14/1914 3.14 07/24/1915 2.33 09/06/1916 2.60 06/02/1917 3.37 05/24/1918 4.00 09/30/1919 5.52 07/05/1920 2.63 09/16/1921 3.04 07/16/1922 1.98 08/27/1923 2.00 06/28/1924 4.60 07/16/1925 2.87 08/13/1926 2.26 09/29/1927 1.19 08/03/1928 2.19 07/01/1929 1.44 11/20/1930 2.60 07/13/1931 2.28 08/12/1932 1.73 05/20/1933 2.40 11/30/1934 2.00 05/28/1935 2.00 09/26/1936 1.78 08/20/1937 2.70 11/04/1938 2.00 02/28/1939 1.56 07/30/1940 2.50 06/09/1941 1.73 06/11/1942 2.38 07/31/1943 2.35 05/19/1944 3.13 05/14/1945 1.75 05/03/1946 2.12 06/05/1947 2.75 07/21/1948 2.06 09/04/1949 2.47 06/18/1950 3.78 05/26/1951 2.30 11/17/1952 2.62 05/24/1953 1.30 08/05/1954 2.53 09/19/1955 1.33 06/20/1956 2.51 07/04/1957 3.01 11/18/1958 3.05 07/01/1959 4.11 05/07/1960 3.12 09/13/1961 4.62 07/20/1962 2.47 07/04/1963 3.05 08/29/1964 2.60 08/30/1965 3.77 06/12/1966 2.97 06/10/1967 3.93 08/09/1969 3.59 08/05/1970 6.43 11/02/1971 2.61 08/06/1972 3.39 04/10/1973 2.48 04/29/1974 3.19 06/24/1975 2.70 04/24/1976 2.46 08/16/1977 2.68 07/19/1978 3.61 08/20/1979 3.21 09/13/1980 1.99 06/24/1981 3.34 07/18/1982 2.23 09/19/1983 2.86 09/14/1984 2.14 08/23/1985 1.52 09/21/1986 3.16 08/26/1987 4.64 08/23/1988 2.46 08/23/1989 2.13 06/17/1990 3.66 04/13/1991 4.17 07/25/1992 2.46 08/29/1993 2.86 07/08/1994 1.61 11/02/1995 1.96 05/10/1996 5.36 10/13/1997 3.25 08/28/1998 2.05 08/12/1999 2.14 06/14/2000 1.37 08/25/2001 2.23 08/05/2002 2.96 11/04/2003 2.37 08/28/2004 2.00 05/13/2005 2.05 08/28/2006 1.80 07/19/2007 2.59 09/13/2008 2.32 08/27/2009 4.18 09/01/2010 2.50 Duration: 2 days 07/19/1905 4.31 06/19/1906 2.97 07/09/1907 3.51 08/15/1908 4.50 07/05/1909 3.31 09/23/1910 2.44 09/28/1911 2.29 09/01/1912 1.83 06/06/1913 5.25 09/13/1914 3.50 09/25/1915 4.35 09/06/1916 2.80 06/02/1917 3.63 06/03/1918 5.28 09/29/1919 5.94 07/05/1920 3.09 09/15/1921 4.11 07/16/1922 2.28 08/27/1923 2.15 06/07/1924 5.11 07/16/1925 3.09 09/03/1926 3.89 10/01/1927 1.69 08/03/1928 3.01 07/14/1929 1.74 11/20/1930 2.80 07/12/1931 3.49 08/11/1932 2.98 05/19/1933 2.58 11/30/1934 2.15 05/27/1935 2.48 09/11/1936 2.52 08/19/1937 4.06 11/04/1938 3.24 08/10/1939 1.71 07/30/1940 3.18 06/27/1941 2.14 06/11/1942 3.29 05/15/1943 2.53 05/19/1944 4.38 05/13/1945 2.03 05/02/1946 3.87 06/05/1947 2.96 07/13/1948 2.63 06/01/1949 3.00 06/18/1950 4.19 05/26/1951 2.48 11/17/1952 2.97 03/22/1953 1.59 09/28/1954 2.96 07/09/1955 1.81 06/20/1956 3.03 07/04/1957 3.24 11/17/1958 3.29 06/30/1959 5.05 01/12/1960 3.72 09/12/1961 6.06 07/20/1962 2.66 07/03/1963 3.48 08/29/1964 2.80 08/30/1965 4.06 06/12/1966 4.44 06/10/1967 4.23 06/07/1969 3.87 08/05/1970 7.31 11/01/1971 2.81 08/06/1972 3.65 04/09/1973 3.48 04/29/1974 3.44 06/24/1975 2.91 04/24/1976 2.65 08/16/1977 2.98 07/18/1978 4.48 08/19/1979 4.92 08/16/1980 2.65 06/24/1981 3.60 07/18/1982 3.38 09/19/1983 3.84 09/14/1984 2.30 09/22/1985 1.94 08/14/1986 5.67 08/26/1987 6.15 08/22/1988 2.65 09/08/1989 3.31 06/16/1990 4.04 04/13/1991 4.76 07/13/1992 3.24 08/14/1993 3.56 09/25/1994 2.02 04/26/1995 2.50 05/09/1996 6.73 10/12/1997 3.50 08/27/1998 2.60 06/11/1999 3.36 06/24/2000 1.62 08/25/2001 2.50 06/12/2002 3.73 11/03/2003 4.31 08/27/2004 2.35 05/12/2005 2.67 08/28/2006 2.02 07/19/2007 2.79 06/04/2008 3.42 08/27/2009 4.75 08/09/2010 3.94 Duration: 3 days 07/19/1905 4.35 06/18/1906 3.00 07/09/1907 3.54 08/15/1908 4.55 07/04/1909 3.94 09/22/1910 2.69 09/28/1911 2.53 10/09/1912 2.72 06/06/1913 5.30 09/13/1914 3.53 09/25/1915 4.79 09/04/1916 2.83 06/02/1917 4.09 06/03/1918 6.95 09/28/1919 6.00 07/05/1920 3.31 09/14/1921 4.16 07/15/1922 2.50 09/18/1923 2.17 06/07/1924 5.16 07/14/1925 3.53 09/03/1926 4.69 10/01/1927 1.81 08/03/1928 3.04 07/13/1929 2.22 06/04/1930 4.03 07/11/1931 3.60 08/11/1932 3.04 05/18/1933 3.16 09/01/1934 2.37 05/27/1935 2.50 09/11/1936 2.92 08/19/1937 4.10 11/03/1938 3.70 06/19/1939 2.44 07/29/1940 3.48 06/27/1941 3.00 06/10/1942 3.39 05/15/1943 2.56 05/19/1944 4.79 05/13/1945 2.15 05/02/1946 3.91 06/05/1947 3.27 07/12/1948 2.80 06/01/1949 3.08 06/18/1950 4.28 07/09/1951 2.50 05/21/1952 3.06 05/22/1953 2.16 09/28/1954 3.45 09/27/1955 2.28 06/20/1956 3.06 07/27/1957 3.27 09/04/1958 3.99 06/30/1959 5.10 01/12/1960 3.76 09/12/1961 6.39 07/20/1962 2.69 07/03/1963 3.51 08/29/1964 2.83 08/30/1965 4.10 06/12/1966 4.48 06/10/1967 5.25 06/07/1969 3.91 08/03/1970 7.38 10/31/1971 2.92 08/06/1972 3.95 04/09/1973 3.51 05/14/1974 3.63 06/22/1975 3.03 04/24/1976 2.68 10/22/1977 3.25 07/18/1978 4.52 08/20/1979 4.97 08/16/1980 2.68 06/22/1981 3.63 07/16/1982 4.06 09/19/1983 3.91 10/15/1984 2.33 09/21/1985 2.32 08/13/1986 5.73 08/25/1987 6.21 08/22/1988 2.68 09/07/1989 3.43 06/15/1990 4.08 04/12/1991 4.87 07/12/1992 3.36 08/14/1993 4.27 09/25/1994 2.04 06/25/1995 2.58 05/08/1996 6.80 10/12/1997 3.53 10/03/1998 2.63 06/10/1999 3.46 06/24/2000 2.05 08/24/2001 2.52 06/11/2002 4.69 11/02/2003 5.06 08/26/2004 2.60 05/11/2005 3.77 08/09/2006 2.28 04/25/2007 2.95 06/03/2008 4.21 08/26/2009 4.80 08/09/2010 4.70 Duration: 4 days 07/19/1905 4.40 06/18/1906 3.03 07/09/1907 3.58 08/12/1908 4.59 07/04/1909 4.03 09/23/1910 2.85 09/28/1911 3.59 10/08/1912 2.94 06/06/1913 5.35 09/14/1914 4.59 09/25/1915 4.84 09/04/1916 2.86 06/02/1917 4.13 06/02/1918 7.35 09/28/1919 6.06 07/05/1920 3.34 09/13/1921 5.16 07/15/1922 2.52 09/17/1923 2.43 06/05/1924 5.33 09/30/1925 4.01 09/01/1926 5.12 09/29/1927 2.88 08/03/1928 3.07 07/13/1929 2.24 06/04/1930 4.07 07/11/1931 3.64 08/11/1932 3.07 05/17/1933 3.64 08/31/1934 2.87 10/31/1935 3.19 09/12/1936 3.03 08/17/1937 4.14 11/04/1938 4.04 06/19/1939 2.68 07/28/1940 3.93 06/27/1941 3.87 06/10/1942 3.46 07/31/1943 4.61 05/19/1944 4.88 05/14/1945 2.48 09/06/1946 4.25 06/04/1947 3.32 07/12/1948 2.83 06/01/1949 3.11 06/18/1950 4.33 05/31/1951 2.53 05/21/1952 3.09 05/21/1953 2.61 09/28/1954 3.48 09/26/1955 2.40 07/16/1956 3.26 07/28/1957 3.31 09/04/1958 4.03 06/28/1959 5.17 01/12/1960 4.61 09/12/1961 6.45 07/20/1962 2.87 07/03/1963 3.55 08/26/1964 3.15 09/18/1965 4.46 06/09/1966 4.59 06/10/1967 5.30 06/05/1969 4.07 08/03/1970 7.69 10/30/1971 3.86 08/06/1972 3.99 05/25/1973 3.63 05/16/1974 4.06 06/24/1975 3.34 04/21/1976 3.45 10/22/1977 3.29 07/18/1978 5.15 08/19/1979 6.92 08/14/1980 2.71 06/22/1981 3.67 07/16/1982 5.21 06/29/1983 4.14 06/15/1984 2.80 09/21/1985 2.69 08/13/1986 5.79 08/25/1987 6.27 08/22/1988 2.71 09/07/1989 3.46 06/17/1990 4.53 04/12/1991 4.92 07/13/1992 3.64 08/12/1993 4.53 09/23/1994 2.06 06/24/1995 3.06 05/08/1996 6.87 10/12/1997 3.57 10/03/1998 2.66 06/09/1999 4.03 06/11/2000 2.86 08/23/2001 2.55 06/10/2002 4.78 11/02/2003 5.11 05/22/2004 2.77 05/11/2005 3.81 08/09/2006 2.30 08/21/2007 3.94 06/03/2008 4.60 08/26/2009 4.85 08/08/2010 4.75 Duration: 7 days 05/09/1905 4.60 06/18/1906 3.06 07/10/1907 5.41 08/11/1908 4.76 07/04/1909 4.07 09/22/1910 3.10 09/28/1911 4.04 10/08/1912 2.97 06/03/1913 5.41 09/08/1914 5.38 07/23/1915 5.32 08/31/1916 3.38 05/29/1917 4.56 05/31/1918 7.77 09/28/1919 6.49 06/29/1920 4.75 09/10/1921 7.26 07/10/1922 2.94 06/06/1923 2.71 06/22/1924 7.27 09/30/1925 4.63 09/03/1926 6.79 09/26/1927 4.14 08/03/1928 3.15 04/19/1929 2.66 06/04/1930 4.11 09/19/1931 5.37 08/11/1932 3.75 05/15/1933 3.88 08/30/1934 3.37 05/27/1935 4.25 09/11/1936 4.54 08/17/1937 4.18 11/03/1938 4.50 06/19/1939 2.71 07/26/1940 4.04 06/26/1941 4.53 06/11/1942 3.76 07/31/1943 4.66 05/19/1944 5.44 09/24/1945 2.99 06/15/1946 4.79 06/01/1947 4.86 04/30/1948 3.28 06/24/1949 3.33 06/13/1950 5.08 10/16/1951 3.67 05/17/1952 3.39 05/18/1953 2.86 08/22/1954 4.04 07/05/1955 2.94 06/16/1956 3.32 08/24/1957 4.22 09/04/1958 4.23 06/30/1959 5.79 01/12/1960 5.07 09/12/1961 6.52 07/14/1962 4.23 06/28/1963 3.59 06/16/1964 3.92 08/25/1965 4.93 06/08/1966 6.10 06/10/1967 6.33 06/07/1969 5.79 08/03/1970 8.03 10/27/1971 4.34 08/01/1972 5.24 04/10/1973 3.86 05/14/1974 6.54 05/29/1975 4.06 04/18/1976 4.67 08/06/1977 3.80 09/13/1978 5.94 08/19/1979 7.24 08/11/1980 4.33 06/24/1981 3.71 07/14/1982 5.26 06/28/1983 5.85 06/13/1984 3.38 09/20/1985 3.61 09/19/1986 5.85 07/09/1987 6.33 08/22/1988 2.89 09/04/1989 4.33 06/17/1990 5.75 04/13/1991 6.37 07/25/1992 4.08 08/10/1993 7.38 06/07/1994 2.68 06/24/1995 3.09 05/04/1996 6.94 10/09/1997 4.31 09/29/1998 2.96 06/09/1999 4.08 06/11/2000 2.91 08/23/2001 2.58 06/10/2002 4.83 11/02/2003 5.16 05/18/2004 3.22 05/07/2005 3.87 08/09/2006 3.82 08/19/2007 4.28 06/03/2008 6.25 08/22/2009 4.90 06/11/2010 6.21 Duration: 10 days 05/08/1905 4.97 06/18/1906 3.39 07/09/1907 6.31 05/20/1908 5.80 06/27/1909 4.30 09/22/1910 3.13 09/28/1911 4.59 10/03/1912 3.21 05/29/1913 5.46 09/08/1914 6.83 07/23/1915 5.42 05/12/1916 3.63 05/26/1917 4.91 05/27/1918 9.43 09/21/1919 7.10 06/29/1920 5.43 09/11/1921 8.13 07/07/1922 3.85 06/06/1923 3.33 06/20/1924 7.86 09/26/1925 4.81 08/31/1926 8.50 09/25/1927 4.49 08/21/1928 3.18 04/19/1929 3.19 06/04/1930 5.28 09/18/1931 5.52 08/09/1932 3.79 05/11/1933 4.81 11/21/1934 3.66 06/17/1935 4.38 09/05/1936 4.78 08/17/1937 4.47 11/03/1938 4.54 06/13/1939 3.46 07/26/1940 4.08 09/07/1941 5.00 06/11/1942 5.21 07/31/1943 4.71 05/19/1944 6.09 09/22/1945 3.52 06/11/1946 6.73 05/27/1947 6.90 07/12/1948 4.89 09/04/1949 4.37 06/12/1950 5.75 05/26/1951 4.71 11/17/1952 4.64 06/27/1953 3.62 09/28/1954 5.26 09/19/1955 3.43 06/16/1956 3.35 07/22/1957 4.46 09/04/1958 4.27 06/30/1959 6.23 01/12/1960 5.12 09/05/1961 6.59 07/14/1962 4.63 07/03/1963 3.63 06/14/1964 5.67 08/30/1965 6.33 06/06/1966 6.62 06/08/1967 6.63 06/05/1969 6.19 08/03/1970 8.11 10/24/1971 4.38 08/01/1972 5.43 04/09/1973 4.88 05/14/1974 7.07 06/15/1975 5.70 04/15/1976 6.04 08/07/1977 6.11 09/13/1978 8.47 08/19/1979 7.46 08/09/1980 4.56 06/15/1981 4.69 07/11/1982 5.44 06/26/1983 5.92 06/09/1984 4.24 09/21/1985 4.83 08/06/1986 5.91 07/07/1987 6.56 08/19/1988 2.92 09/01/1989 4.76 06/14/1990 6.57 04/12/1991 6.53 07/22/1992 4.70 08/10/1993 7.53 06/06/1994 2.99 04/09/1995 3.15 05/03/1996 7.10 10/09/1997 4.35 05/20/1998 4.13 06/04/1999 4.43 06/24/2000 3.36 08/16/2001 3.57 06/10/2002 4.88 10/28/2003 5.21 05/18/2004 4.43 05/11/2005 4.09 08/09/2006 4.67 08/20/2007 5.02 06/03/2008 8.08 08/20/2009 6.08 08/03/2010 7.33 Duration: 20 days 05/13/1903 11.96 06/30/1905 7.01 06/18/1906 5.69 07/06/1907 8.57 05/10/1908 8.08 06/23/1909 5.94 09/12/1910 4.23 09/28/1911 5.78 09/01/1912 4.54 06/06/1913 8.87 09/05/1914 9.97 07/10/1915 9.80 04/24/1916 5.31 05/21/1917 7.41 05/17/1918 16.68 09/17/1919 12.31 06/29/1920 6.72 08/31/1921 10.76 06/30/1922 5.10 09/11/1923 4.73 06/05/1924 9.51 07/03/1925 6.83 08/31/1926 11.92 09/18/1927 6.34 07/18/1928 4.95 06/26/1929 4.98 05/28/1930 7.11 11/10/1931 7.56 07/31/1932 5.01 05/01/1933 7.06 11/18/1934 6.04 06/16/1935 7.01 08/28/1936 6.98 08/02/1937 6.07 10/22/1938 4.64 06/02/1939 5.52 07/26/1940 7.32 09/02/1941 6.58 06/10/1942 7.73 07/16/1943 7.85 05/07/1944 6.47 05/09/1945 5.47 06/11/1946 8.14 05/25/1947 10.44 07/12/1948 5.97 06/14/1949 5.22 06/09/1950 6.65 05/17/1951 6.30 06/09/1952 5.80 06/25/1953 4.77 08/05/1954 6.61 09/11/1955 5.74 07/16/1956 5.57 05/30/1957 6.26 09/04/1958 5.11 06/30/1959 6.71 05/06/1960 6.08 09/12/1961 8.34 05/23/1962 5.59 06/27/1963 5.46 06/11/1964 6.77 08/30/1965 8.91 06/09/1966 7.70 05/28/1967 8.44 06/22/1969 6.91 07/18/1970 9.68 10/19/1971 5.30 07/18/1972 8.30 04/01/1973 6.59 04/29/1974 10.42 06/09/1975 7.56 04/15/1976 6.43 08/02/1977 7.43 09/13/1978 8.84 08/10/1979 9.02 08/01/1980 5.01 06/15/1981 5.68 07/01/1982 7.54 09/06/1983 6.20 06/08/1984 6.21 09/21/1985 6.34 09/10/1986 8.18 08/08/1987 7.58 08/05/1988 3.54 08/23/1989 8.51 06/06/1990 7.46 04/12/1991 10.38 07/12/1992 8.48 08/10/1993 11.08 06/06/1994 5.17 04/09/1995 5.76 05/08/1996 10.64 10/09/1997 6.38 06/09/1998 5.82 07/31/1999 6.47 05/27/2000 5.53 05/25/2001 4.29 05/25/2002 6.49 04/20/2003 6.41 05/11/2004 6.52 04/07/2005 4.58 08/09/2006 6.56 08/19/2007 7.51 05/26/2008 11.12 08/09/2009 8.92 06/08/2010 11.48 Duration: 30 days 06/25/1905 8.68 06/18/1906 6.01 06/22/1907 10.98 05/01/1908 8.70 06/07/1909 8.98 08/28/1910 4.68 09/04/1911 8.59 09/13/1912 6.65 05/29/1913 9.00 08/28/1914 10.98 07/04/1915 11.46 04/24/1916 6.96 05/21/1917 8.75 05/09/1918 17.26 09/17/1919 13.13 06/22/1920 6.97 08/31/1921 12.66 06/30/1922 6.18 08/27/1923 6.57 06/05/1924 14.43 09/04/1925 9.48 08/31/1926 13.22 09/08/1927 6.91 08/03/1928 6.48 03/31/1929 5.88 05/17/1930 8.77 11/12/1931 8.39 07/31/1932 5.88 04/29/1933 8.52 11/03/1934 6.50 05/28/1935 8.92 08/19/1936 9.28 04/27/1937 6.91 08/15/1938 6.54 05/26/1939 6.48 07/28/1940 8.99 06/02/1941 8.73 06/10/1942 8.02 07/14/1943 9.17 05/19/1944 12.15 05/12/1945 7.10 06/11/1946 9.31 05/25/1947 12.50 06/27/1948 6.84 06/01/1949 7.72 05/28/1950 7.59 05/26/1951 9.06 05/22/1952 7.03 06/08/1953 5.87 07/31/1954 8.37 09/13/1955 6.02 06/20/1956 7.67 05/10/1957 8.40 07/02/1958 7.38 06/30/1959 8.55 04/26/1960 7.37 07/06/1961 10.04 06/23/1962 6.26 06/19/1963 6.11 08/25/1964 8.72 08/30/1965 12.81 05/15/1966 11.37 05/28/1967 9.13 06/05/1969 11.21 07/14/1970 11.91 06/12/1971 6.48 07/12/1972 11.31 03/24/1973 8.03 05/11/1974 13.91 05/29/1975 11.63 04/17/1976 7.45 08/06/1977 10.78 08/25/1978 11.05 07/25/1979 10.62 08/16/1980 6.90 08/02/1981 6.16 05/05/1982 8.65 08/22/1983 9.62 05/20/1984 8.53 09/20/1985 8.31 09/10/1986 9.05 06/18/1987 7.68 08/22/1988 4.89 08/14/1989 9.32 05/25/1990 9.33 04/09/1991 12.04 07/02/1992 10.43 08/01/1993 13.15 06/02/1994 6.28 04/09/1995 7.49 05/04/1996 13.44 10/09/1997 6.54 05/21/1998 8.89 07/27/1999 6.83 06/11/2000 8.11 05/03/2001 5.88 05/16/2002 6.83 04/16/2003 7.56 05/18/2004 7.31 05/11/2005 6.13 08/09/2006 7.54 08/21/2007 8.55 05/20/2008 11.74 07/30/2009 9.57 06/09/2010 16.27 Duration: 45 days 06/09/1905 11.78 05/22/1906 6.69 06/25/1907 13.43 04/18/1908 10.24 05/24/1909 11.48 08/15/1910 6.25 09/04/1911 10.33 09/01/1912 8.55 05/12/1913 11.65 08/31/1914 12.92 06/16/1915 14.72 04/15/1916 8.29 04/19/1917 11.27 05/06/1918 18.35 09/17/1919 14.65 06/07/1920 7.68 08/11/1921 14.30 06/30/1922 6.66 08/21/1923 8.51 06/05/1924 16.17 09/04/1925 10.63 08/09/1926 17.15 09/03/1927 7.53 08/03/1928 8.72 03/31/1929 7.56 05/02/1930 10.90 09/01/1931 10.06 08/09/1932 7.82 04/24/1933 8.61 10/19/1934 8.26 05/22/1935 12.59 08/23/1936 11.67 07/11/1937 9.48 05/25/1938 8.21 05/08/1939 7.38 07/11/1940 9.74 09/02/1941 11.65 06/11/1942 9.77 07/31/1943 11.86 05/19/1944 14.87 05/07/1945 9.41 09/06/1946 11.46 05/17/1947 16.01 06/12/1948 7.54 06/14/1949 8.88 05/06/1950 10.70 05/26/1951 12.86 05/16/1952 10.03 05/21/1953 7.64 08/22/1954 9.89 08/22/1955 6.83 06/20/1956 9.98 05/21/1957 10.72 07/25/1958 10.03 04/18/1959 10.26 05/06/1960 9.79 09/03/1961 11.04 04/28/1962 7.91 06/27/1963 8.41 06/02/1964 9.99 08/18/1965 14.83 04/30/1966 15.38 05/28/1967 10.02 06/05/1969 13.90 08/05/1970 14.46 06/12/1971 8.57 06/28/1972 13.34 03/25/1973 10.23 04/29/1974 17.99 05/15/1975 12.38 04/15/1976 8.65 08/06/1977 14.07 06/15/1978 12.95 07/24/1979 11.34 08/01/1980 9.24 07/26/1981 7.97 05/05/1982 12.03 08/07/1983 9.83 05/19/1984 10.50 09/20/1985 9.63 08/13/1986 12.08 07/07/1987 10.34 07/10/1988 5.62 07/27/1989 10.10 05/10/1990 11.67 04/09/1991 14.85 07/02/1992 11.45 07/04/1993 18.87 06/02/1994 8.58 04/09/1995 10.00 04/29/1996 15.85 09/13/1997 8.15 05/07/1998 11.52 05/11/1999 9.41 05/27/2000 10.78 05/03/2001 8.60 05/01/2002 8.38 04/25/2003 8.34 05/09/2004 9.24 04/07/2005 8.84 08/09/2006 10.16 08/20/2007 11.86 05/26/2008 13.94 08/16/2009 10.55 05/26/2010 19.34 Duration: 60 days 06/29/1905 13.83 05/07/1906 7.82 05/22/1907 18.02 05/10/1908 12.06 05/12/1909 12.94 03/26/1910 7.03 08/07/1911 11.73 08/13/1912 10.18 05/03/1913 14.22 04/27/1914 14.45 06/04/1915 17.06 04/25/1916 9.66 04/16/1917 14.16 04/15/1918 21.23 09/17/1919 17.63 05/11/1920 9.02 07/28/1921 17.96 07/06/1922 8.00 08/01/1923 10.67 06/07/1924 21.61 08/06/1925 11.77 07/28/1926 21.39 08/11/1927 9.78 07/18/1928 10.66 04/07/1929 8.57 04/16/1930 12.64 09/25/1931 12.47 04/23/1932 9.12 03/24/1933 10.49 10/19/1934 8.65 05/08/1935 14.41 08/23/1936 13.33 04/21/1937 10.87 05/08/1938 10.37 06/13/1939 9.10 07/11/1940 10.40 09/03/1941 15.27 05/01/1942 13.13 07/16/1943 15.10 04/14/1944 15.75 05/01/1945 11.31 05/02/1946 15.09 05/02/1947 16.53 06/05/1948 7.73 06/01/1949 12.01 04/23/1950 12.49 05/18/1951 14.91 05/06/1952 12.04 05/21/1953 9.43 08/04/1954 13.07 08/06/1955 8.25 06/20/1956 11.87 05/10/1957 14.29 06/09/1958 12.03 05/10/1959 12.06 04/25/1960 11.24 07/17/1961 14.15 05/23/1962 11.85 07/04/1963 9.05 04/26/1964 11.35 08/25/1965 15.04 04/30/1966 17.02 04/20/1967 11.31 05/06/1969 15.98 07/29/1970 16.80 05/18/1971 10.50 06/13/1972 16.62 03/31/1973 13.58 04/29/1974 20.80 04/30/1975 13.24 04/17/1976 11.53 07/29/1977 15.54 08/17/1978 14.47 06/27/1979 13.52 07/16/1980 10.65 06/16/1981 9.91 05/21/1982 13.95 08/22/1983 13.26 05/22/1984 13.86 09/20/1985 10.58 08/06/1986 14.90 06/29/1987 14.52 07/10/1988 6.29 07/12/1989 12.60 06/14/1990 14.90 04/09/1991 18.28 07/13/1992 14.37 07/01/1993 22.96 06/06/1994 9.57 04/09/1995 12.40 04/29/1996 17.09 08/29/1997 9.23 05/12/1998 14.56 04/16/1999 10.97 05/19/2000 12.21 04/21/2001 9.89 06/10/2002 11.62 04/30/2003 10.30 05/13/2004 11.53 04/07/2005 10.14 07/26/2006 11.77 08/21/2007 15.72 05/24/2008 18.90 04/26/2009 13.90 06/13/2010 25.07