Precipitation annual maximum series (inches) Station ID: 13-2603 Station name: ELKADER 6 SSW State: IA Latitude (decimal degrees): 42.7753 Longitude (decimal degrees): -91.4536 Elevation (feet): 788 Duration: 1 day 07/06/1893 1.48 06/17/1894 1.56 08/23/1895 2.87 10/29/1896 2.36 09/01/1897 2.20 07/19/1898 2.50 06/13/1899 1.89 07/19/1900 2.22 07/27/1901 2.00 06/06/1902 4.10 07/17/1903 5.00 09/29/1904 2.00 05/11/1905 1.95 08/19/1906 2.00 09/17/1907 1.65 07/16/1908 4.00 04/18/1909 3.60 09/23/1910 2.28 10/14/1911 1.82 08/19/1912 2.75 05/05/1913 2.10 09/14/1914 1.81 09/26/1915 2.00 05/14/1916 1.70 06/23/1917 1.36 11/09/1919 2.34 07/21/1935 2.10 09/05/1936 1.49 06/13/1937 2.67 08/16/1938 1.95 05/27/1939 2.46 07/26/1940 6.67 06/11/1941 3.20 06/29/1942 2.75 08/13/1943 3.00 07/26/1944 3.80 08/14/1945 1.90 08/02/1946 2.30 06/29/1947 2.75 08/11/1949 1.58 06/13/1950 2.00 07/08/1951 3.00 08/20/1952 2.00 07/26/1953 5.49 04/15/1954 2.11 07/04/1955 2.20 08/30/1956 1.95 07/21/1957 1.70 08/22/1959 2.15 05/06/1960 2.33 09/30/1961 3.37 07/02/1962 2.34 07/19/1963 2.10 04/03/1964 2.00 05/26/1965 2.20 07/14/1966 3.50 06/17/1967 2.30 07/16/1968 3.50 06/27/1969 2.10 07/29/1970 3.70 07/13/1971 2.87 10/23/1972 2.00 04/16/1973 1.62 06/21/1974 3.00 08/15/1975 2.43 07/28/1976 3.21 07/17/1977 2.31 04/04/1978 2.06 07/30/1979 2.81 08/10/1980 2.72 08/02/1981 4.36 07/07/1982 1.54 06/27/1983 3.24 11/01/1984 1.77 09/23/1985 1.60 09/21/1986 3.23 05/19/1987 2.55 11/16/1988 1.98 08/05/1989 2.87 08/25/1990 3.30 06/15/1991 3.28 08/26/1992 1.42 07/11/1993 2.42 06/24/1994 3.36 05/28/1995 3.14 05/10/1996 1.69 06/16/1997 2.77 03/31/1998 3.23 05/17/1999 4.50 04/20/2000 2.64 05/03/2001 1.87 06/04/2002 2.01 05/22/2004 2.26 07/21/2005 1.82 09/11/2006 2.29 08/20/2007 3.55 04/25/2008 3.01 04/27/2009 2.95 07/24/2010 3.18 07/28/2011 4.77 Duration: 2 days 07/06/1893 1.86 04/28/1894 1.68 08/23/1895 3.09 10/29/1896 2.54 09/15/1897 2.37 10/16/1898 2.69 12/10/1899 2.05 04/16/1900 2.98 07/27/1901 2.15 06/06/1902 4.42 07/16/1903 5.38 09/29/1904 2.15 05/10/1905 2.75 03/25/1906 2.17 09/17/1907 1.93 07/16/1908 4.31 04/18/1909 3.88 09/22/1910 2.55 07/09/1911 2.55 08/19/1912 2.96 05/05/1913 2.26 09/13/1914 3.26 11/10/1915 2.40 05/13/1916 2.16 06/06/1917 1.50 11/09/1919 2.96 07/21/1935 2.26 08/27/1936 1.71 06/12/1937 2.93 09/12/1938 2.48 05/26/1939 3.08 07/26/1940 7.18 06/11/1941 3.93 06/29/1942 2.96 08/12/1943 4.33 07/26/1944 4.09 06/27/1945 2.54 09/22/1946 2.80 06/12/1947 3.95 06/23/1949 1.78 07/30/1950 3.53 07/08/1951 3.23 08/20/1952 2.15 07/26/1953 5.91 04/15/1954 2.27 07/04/1955 2.64 08/30/1956 2.17 07/20/1957 2.52 06/24/1959 2.64 05/05/1960 2.98 09/30/1961 3.63 07/19/1962 2.52 07/18/1963 2.26 08/19/1964 2.90 05/25/1965 2.45 07/13/1966 5.10 09/14/1967 2.64 07/15/1968 3.77 06/27/1969 2.26 08/08/1970 4.48 07/13/1971 3.09 08/01/1972 2.70 05/27/1973 1.74 06/21/1974 3.50 04/27/1975 2.93 07/28/1976 3.46 07/17/1977 4.50 04/04/1978 2.22 08/18/1979 3.03 08/09/1980 3.23 08/02/1981 4.87 11/11/1982 2.00 06/27/1983 4.36 04/29/1984 2.64 09/22/1985 2.38 09/21/1986 3.48 05/19/1987 2.91 09/19/1988 2.48 08/04/1989 3.09 08/24/1990 3.55 08/07/1991 3.90 11/20/1992 2.49 07/11/1993 2.61 06/23/1994 4.35 05/27/1995 4.20 10/22/1996 1.82 06/16/1997 2.98 03/31/1998 4.05 05/17/1999 5.26 04/19/2000 3.01 05/03/2001 2.42 06/03/2002 2.37 06/10/2004 3.34 08/18/2005 2.68 09/11/2006 2.80 08/19/2007 4.88 06/07/2008 4.00 04/26/2009 4.25 07/23/2010 5.97 Duration: 3 days 07/06/1893 1.88 06/15/1894 2.11 08/23/1895 3.12 10/27/1896 2.57 09/15/1897 2.39 10/16/1898 2.72 05/31/1899 3.30 04/16/1900 3.01 10/08/1901 2.17 06/06/1902 4.46 07/16/1903 5.44 09/29/1904 2.17 05/09/1905 3.00 05/24/1906 2.22 09/16/1907 2.03 07/16/1908 4.35 04/18/1909 3.91 09/22/1910 2.57 08/11/1911 2.65 08/17/1912 3.15 05/03/1913 2.28 09/13/1914 3.29 07/30/1915 2.89 05/13/1916 2.18 03/11/1917 1.80 06/01/1919 3.27 07/21/1935 2.48 08/27/1936 1.73 06/12/1937 3.06 09/06/1938 3.21 05/26/1939 3.54 07/26/1940 7.25 06/11/1941 3.97 06/29/1942 2.99 08/12/1943 4.37 07/26/1944 4.13 06/27/1945 2.56 09/22/1946 2.83 06/12/1947 3.99 06/23/1949 2.34 07/30/1950 3.56 05/31/1951 3.26 08/29/1952 2.17 07/26/1953 5.97 09/30/1954 2.97 07/02/1955 2.86 04/27/1956 3.06 07/20/1957 2.57 06/24/1959 3.90 05/05/1960 3.38 09/30/1961 3.66 07/02/1962 2.54 07/17/1963 2.52 08/18/1964 3.08 05/25/1965 2.47 07/12/1966 5.20 09/13/1967 3.24 07/16/1968 4.30 06/27/1969 3.30 08/08/1970 4.52 07/11/1971 3.70 10/21/1972 3.16 06/17/1973 2.34 06/19/1974 4.05 04/27/1975 2.96 07/28/1976 3.49 07/16/1977 4.69 04/04/1978 3.32 08/17/1979 3.06 08/09/1980 3.60 08/02/1981 4.92 11/10/1982 2.60 06/27/1983 4.51 04/29/1984 2.67 09/22/1985 2.70 09/19/1986 3.51 05/19/1987 3.14 09/19/1988 2.50 08/04/1989 3.12 08/24/1990 3.59 08/07/1991 3.94 11/20/1992 2.51 07/09/1993 4.07 06/23/1994 4.39 05/27/1995 4.46 10/21/1996 1.98 06/16/1997 3.01 03/30/1998 4.27 05/16/1999 5.36 04/19/2000 3.04 05/03/2001 2.70 06/02/2002 2.61 06/10/2004 4.15 08/18/2005 2.73 09/10/2006 3.05 08/19/2007 4.99 04/24/2008 4.27 04/25/2009 4.52 07/22/2010 8.76 Duration: 4 days 07/06/1893 1.91 04/28/1894 2.13 08/23/1895 3.15 07/23/1896 3.12 04/21/1897 2.46 10/16/1898 2.75 05/31/1899 3.33 04/16/1900 3.04 10/08/1901 2.20 05/18/1902 6.00 07/16/1903 5.49 09/29/1904 2.20 05/09/1905 3.03 09/16/1906 3.73 09/17/1907 2.16 07/16/1908 4.39 04/18/1909 4.32 09/23/1910 2.76 08/10/1911 3.80 08/17/1912 3.18 05/05/1913 2.43 09/13/1914 3.36 07/31/1915 3.22 05/13/1916 2.21 05/19/1917 2.06 06/01/1919 3.68 07/21/1935 2.52 08/25/1936 1.74 06/12/1937 3.09 09/10/1938 3.83 05/26/1939 3.57 07/26/1940 7.32 06/09/1941 4.21 06/26/1942 3.02 08/12/1943 4.56 07/23/1944 4.17 06/25/1945 2.81 06/28/1946 3.01 06/10/1947 4.19 06/21/1949 2.58 07/30/1950 3.60 05/31/1951 3.29 08/29/1952 2.43 07/26/1953 6.03 09/29/1954 3.49 07/02/1955 3.30 04/27/1956 3.09 07/20/1957 2.60 06/24/1959 4.20 05/05/1960 3.48 07/30/1961 3.70 07/19/1962 2.90 07/17/1963 2.54 08/18/1964 3.16 09/06/1965 2.98 07/12/1966 5.25 09/13/1967 3.27 07/15/1968 4.50 06/27/1969 4.00 08/08/1970 4.57 07/11/1971 3.74 10/21/1972 3.19 05/25/1973 2.62 06/19/1974 4.55 08/22/1975 3.41 07/28/1976 3.52 07/16/1977 4.74 04/04/1978 3.35 08/17/1979 3.09 08/08/1980 3.77 08/02/1981 4.97 11/09/1982 2.94 06/27/1983 5.23 04/27/1984 3.21 09/21/1985 2.90 09/18/1986 3.66 05/19/1987 3.17 09/19/1988 2.96 08/04/1989 3.15 08/17/1990 3.86 08/07/1991 3.98 11/20/1992 3.00 07/09/1993 4.11 06/23/1994 4.44 05/27/1995 4.50 10/21/1996 2.00 06/16/1997 3.04 08/05/1998 4.86 05/16/1999 5.41 04/17/2000 3.08 05/03/2001 2.82 06/02/2002 2.76 05/22/2004 4.76 08/18/2005 2.76 09/09/2006 3.12 08/19/2007 5.63 06/05/2008 6.27 04/24/2009 4.56 07/22/2010 8.85 Duration: 7 days 10/05/1893 2.20 06/15/1894 2.83 08/23/1895 4.42 09/10/1896 4.18 09/10/1897 2.70 10/12/1898 3.03 05/27/1899 4.15 07/14/1900 4.05 09/08/1901 2.24 05/17/1902 6.72 07/04/1903 5.54 09/24/1904 2.82 05/10/1905 3.93 09/16/1906 3.77 09/16/1907 2.32 07/12/1908 4.44 04/12/1909 4.80 05/15/1910 3.09 08/08/1911 4.31 08/13/1912 3.90 10/04/1913 2.73 09/08/1914 4.11 07/30/1915 3.97 03/22/1916 2.60 06/02/1917 2.55 06/01/1919 4.24 07/21/1935 2.54 09/05/1936 2.97 06/08/1937 3.13 09/06/1938 5.55 05/26/1939 3.61 07/26/1940 8.51 09/03/1941 4.55 05/31/1942 3.52 08/09/1943 4.86 06/11/1944 4.61 06/24/1945 4.18 09/22/1946 3.48 06/12/1947 5.00 06/21/1949 3.14 06/13/1950 3.89 07/03/1951 3.46 08/15/1952 2.73 07/26/1953 6.09 09/28/1954 3.99 07/02/1955 3.65 08/30/1956 3.93 07/16/1957 3.29 06/24/1959 6.07 04/30/1960 4.59 07/30/1961 4.17 05/06/1962 3.56 06/03/1963 2.82 08/18/1964 3.19 09/04/1965 3.36 07/08/1966 5.62 09/13/1967 3.94 07/15/1968 4.54 06/24/1969 4.54 08/03/1970 4.61 07/13/1971 3.92 08/01/1972 3.62 05/22/1973 2.71 06/19/1974 4.60 08/19/1975 3.81 07/28/1976 3.56 07/16/1977 6.37 04/04/1978 4.84 08/17/1979 3.83 08/08/1980 4.71 07/28/1981 5.75 11/09/1982 2.97 06/27/1983 7.33 04/27/1984 3.52 09/20/1985 3.53 09/19/1986 4.44 08/08/1987 4.22 09/19/1988 3.29 07/30/1989 3.18 08/19/1990 5.06 04/08/1991 5.15 11/20/1992 3.73 07/06/1993 5.34 06/19/1994 8.68 05/27/1995 4.72 10/17/1996 2.42 06/16/1997 5.29 08/04/1998 6.23 05/12/1999 6.37 05/27/2000 3.11 05/02/2001 3.31 05/29/2002 4.07 05/21/2004 5.41 07/21/2005 3.54 07/20/2006 3.19 08/19/2007 6.94 06/05/2008 6.79 04/24/2009 4.68 07/22/2010 9.12 07/22/2011 7.07 Duration: 10 days 09/29/1893 2.92 06/15/1894 2.95 08/23/1895 4.46 07/18/1896 4.29 04/21/1897 2.88 10/16/1898 3.72 05/24/1899 5.10 07/10/1900 4.25 09/07/1901 2.83 06/06/1902 8.81 07/09/1903 9.54 09/25/1904 3.03 05/07/1905 4.58 09/10/1906 4.28 06/03/1907 3.12 07/12/1908 4.48 04/12/1909 5.52 05/15/1910 3.12 08/05/1911 4.46 08/10/1912 4.60 05/05/1913 3.31 10/06/1914 4.80 07/27/1915 4.33 05/13/1916 3.24 05/30/1917 3.30 06/01/1919 4.69 06/10/1935 2.57 08/19/1936 3.78 06/12/1937 4.61 09/05/1938 7.84 05/26/1939 3.77 07/26/1940 8.64 09/07/1941 5.87 05/28/1942 3.95 08/09/1943 4.91 07/17/1944 5.72 06/24/1945 4.22 09/20/1946 3.58 06/04/1947 5.65 06/21/1949 3.28 06/09/1950 4.56 05/25/1951 4.33 08/20/1952 3.98 07/26/1953 8.81 09/28/1954 4.10 07/02/1955 3.85 04/27/1956 4.48 07/12/1957 4.02 06/24/1959 6.13 04/29/1960 5.44 07/23/1961 4.93 07/13/1962 4.17 08/24/1963 3.47 08/19/1964 3.82 08/31/1965 4.42 07/06/1966 6.02 09/13/1967 4.14 07/15/1968 6.79 06/23/1969 4.97 08/08/1970 4.66 07/11/1971 4.75 08/01/1972 3.73 05/25/1973 3.78 06/14/1974 4.69 08/15/1975 5.75 04/15/1976 4.44 07/16/1977 7.17 04/02/1978 5.23 07/30/1979 4.39 08/08/1980 6.11 07/26/1981 6.37 05/05/1982 3.03 06/27/1983 7.64 04/27/1984 3.86 09/21/1985 4.94 09/21/1986 5.11 08/08/1987 4.55 09/19/1988 3.32 08/23/1989 3.91 08/17/1990 7.64 04/08/1991 5.20 11/20/1992 3.77 07/06/1993 5.75 06/19/1994 8.77 05/27/1995 5.32 10/21/1996 3.06 06/16/1997 5.92 08/03/1998 6.35 05/12/1999 6.43 05/27/2000 3.96 05/02/2001 4.23 05/29/2002 4.22 05/21/2004 7.93 08/10/2005 3.92 09/03/2006 3.94 08/14/2007 8.47 05/30/2008 9.93 04/24/2009 4.73 07/22/2010 9.46 Duration: 20 days 09/29/1893 4.06 04/17/1894 4.33 08/10/1895 5.22 05/12/1896 5.07 09/01/1897 4.90 10/10/1898 4.63 05/25/1899 7.58 07/02/1900 7.47 09/07/1901 3.98 05/18/1902 11.63 06/30/1903 11.40 09/24/1904 3.85 05/10/1905 5.54 09/01/1906 5.81 05/23/1907 4.57 05/11/1908 6.25 04/12/1909 7.60 09/04/1910 4.66 07/28/1911 6.63 08/08/1912 5.26 05/03/1913 5.03 09/05/1914 5.26 07/16/1915 5.62 05/20/1916 3.99 05/19/1917 5.36 06/01/1919 6.15 07/21/1935 4.13 08/17/1936 6.09 06/12/1937 5.18 09/05/1938 8.90 05/26/1939 5.25 07/26/1940 10.87 05/27/1941 7.20 06/29/1942 6.26 08/09/1943 6.08 07/17/1944 7.11 05/13/1945 5.44 06/12/1946 6.31 05/25/1947 8.96 06/12/1949 4.70 06/09/1950 6.24 04/21/1951 6.33 08/15/1952 5.16 07/17/1953 9.87 04/15/1954 6.37 05/26/1955 4.71 04/27/1956 5.41 07/12/1957 5.37 06/24/1959 6.97 04/29/1960 7.80 09/12/1961 7.10 07/02/1962 6.31 08/24/1963 4.54 08/18/1964 5.06 08/31/1965 6.31 06/26/1966 7.10 06/06/1967 5.02 07/15/1968 7.79 06/11/1969 6.98 07/29/1970 8.59 06/30/1971 5.43 07/18/1972 5.84 05/25/1973 4.87 06/07/1974 8.15 08/10/1975 8.28 04/11/1976 5.16 07/07/1977 8.66 04/04/1978 6.90 07/30/1979 8.19 08/02/1980 8.78 07/15/1981 9.00 05/05/1982 5.49 06/19/1983 8.11 10/15/1984 5.97 09/21/1985 5.43 09/18/1986 6.40 08/08/1987 7.22 09/04/1988 3.38 08/22/1989 5.27 08/17/1990 7.93 04/08/1991 6.58 07/12/1992 5.40 06/30/1993 8.68 06/07/1994 11.61 05/10/1995 6.04 05/23/1996 4.46 06/08/1997 7.50 06/09/1998 8.03 05/05/1999 7.38 05/27/2000 5.92 05/02/2001 5.22 05/25/2002 5.81 05/22/2004 9.86 08/04/2005 4.15 08/25/2006 4.98 08/12/2007 10.22 05/26/2008 13.50 04/25/2009 6.55 07/05/2010 10.91 Duration: 30 days 04/06/1893 5.03 04/09/1894 5.03 08/23/1895 6.25 05/12/1896 6.34 08/18/1897 5.51 09/22/1898 5.47 05/24/1899 8.70 06/27/1900 9.25 09/11/1901 4.79 05/17/1902 16.36 07/09/1903 14.73 05/07/1904 4.97 04/20/1905 6.50 07/28/1906 8.09 06/22/1907 5.83 06/18/1908 7.97 04/18/1909 9.11 08/29/1910 6.34 07/23/1911 8.38 08/08/1912 6.76 09/11/1913 6.97 09/13/1914 8.07 05/02/1915 8.39 05/13/1916 6.28 05/19/1917 6.69 05/19/1919 6.87 06/01/1935 5.24 08/13/1936 8.89 06/13/1937 6.31 08/16/1938 9.79 05/26/1939 5.83 07/26/1940 11.77 09/07/1941 8.26 05/31/1942 8.09 07/28/1943 7.03 05/19/1944 9.40 03/25/1945 6.70 06/10/1946 6.59 06/01/1947 11.07 06/02/1949 5.99 05/20/1950 8.05 05/05/1951 7.76 08/03/1952 6.07 07/14/1953 10.94 04/05/1954 7.57 05/09/1955 5.47 04/27/1956 5.41 05/21/1957 7.26 05/04/1959 8.29 04/25/1960 10.39 09/01/1961 8.76 07/02/1962 7.76 08/24/1963 5.71 08/18/1964 6.42 08/28/1965 8.26 06/15/1966 7.38 06/06/1967 6.26 07/15/1968 9.79 06/04/1969 8.62 07/14/1970 10.35 06/20/1971 7.81 07/06/1972 8.84 05/22/1973 7.36 06/07/1974 8.85 08/12/1975 9.22 03/26/1976 6.31 06/28/1977 9.54 04/02/1978 7.25 07/30/1979 9.60 08/08/1980 9.57 07/11/1981 9.65 05/05/1982 6.10 06/27/1983 8.39 10/07/1984 7.08 09/20/1985 7.28 09/18/1986 7.17 08/08/1987 7.53 09/19/1988 4.01 08/04/1989 7.71 07/27/1990 9.12 03/18/1991 7.90 07/02/1992 6.50 06/13/1993 10.03 06/07/1994 13.06 05/08/1995 8.00 05/10/1996 6.57 06/05/1997 8.43 06/09/1998 9.35 04/22/1999 9.41 05/16/2000 7.69 08/25/2001 6.69 05/29/2002 6.99 05/21/2004 13.89 07/21/2005 7.66 08/25/2006 5.79 08/14/2007 11.43 05/23/2008 13.76 07/25/2009 7.59 06/26/2010 13.01 Duration: 45 days 04/11/1893 6.43 04/09/1894 5.89 08/10/1895 7.97 04/16/1896 8.94 08/03/1897 6.69 06/09/1898 6.66 05/14/1899 10.09 07/02/1900 11.13 08/29/1901 6.44 05/02/1902 21.20 06/30/1903 17.69 05/25/1904 6.34 05/06/1905 9.57 07/12/1906 10.39 06/03/1907 8.42 05/11/1908 9.21 04/06/1909 10.51 08/13/1910 8.48 07/05/1911 11.58 07/06/1912 10.05 09/08/1913 7.49 09/01/1914 10.71 05/02/1915 9.44 05/13/1916 8.65 05/19/1917 8.85 05/04/1919 8.66 06/09/1935 6.84 08/13/1936 10.78 05/12/1937 8.03 08/05/1938 12.31 05/26/1939 8.27 07/18/1940 16.45 08/31/1941 11.08 05/31/1942 10.89 07/14/1943 8.36 06/12/1944 11.55 05/25/1945 9.54 05/19/1946 7.76 05/17/1947 14.63 05/13/1949 7.31 05/05/1950 10.42 04/21/1951 11.78 07/21/1952 7.78 06/25/1953 13.06 03/19/1954 8.39 05/26/1955 8.54 07/24/1956 7.92 05/10/1957 9.41 05/19/1959 12.07 04/16/1960 13.35 09/22/1961 11.73 04/21/1962 8.67 04/27/1963 6.49 04/03/1964 7.92 08/10/1965 10.30 06/02/1966 10.16 09/13/1967 7.52 06/24/1968 13.10 06/04/1969 11.00 07/14/1970 10.66 06/07/1971 9.76 06/28/1972 11.36 05/06/1973 8.98 05/08/1974 12.58 07/24/1975 9.46 04/11/1976 7.23 07/16/1977 13.97 04/02/1978 9.52 07/14/1979 11.55 08/08/1980 11.03 07/20/1981 13.03 05/05/1982 8.16 06/19/1983 10.90 04/27/1984 8.82 08/29/1985 9.61 05/09/1986 9.38 08/08/1987 10.35 08/08/1988 5.66 07/30/1989 8.99 07/12/1990 11.01 03/23/1991 9.98 07/13/1992 8.27 06/05/1993 12.81 06/07/1994 16.31 04/17/1995 8.96 05/10/1996 8.65 06/16/1997 11.08 05/24/1998 11.28 04/03/1999 11.62 05/27/2000 10.99 05/03/2001 9.41 04/28/2002 8.60 05/08/2004 16.05 07/18/2005 8.09 03/31/2006 7.38 07/17/2007 16.62 04/25/2008 18.31 04/25/2009 9.75 06/14/2010 17.49 Duration: 60 days 04/17/1893 7.78 04/28/1894 7.16 07/26/1895 9.82 04/09/1896 11.64 07/20/1897 8.90 05/21/1898 7.70 05/14/1899 11.98 06/27/1900 13.28 09/07/1901 7.27 05/01/1902 24.27 06/30/1903 20.26 05/07/1904 7.72 05/06/1905 11.57 07/28/1906 14.05 05/23/1907 10.40 05/18/1908 13.47 04/12/1909 12.66 08/13/1910 8.73 06/17/1911 12.35 07/06/1912 11.40 08/13/1913 9.10 08/16/1914 12.79 05/02/1915 10.89 04/29/1916 10.12 04/28/1917 9.97 04/07/1919 10.39 06/09/1935 8.49 08/13/1936 11.55 04/27/1937 9.20 07/21/1938 12.70 05/21/1939 9.82 06/22/1940 17.78 09/03/1941 13.87 06/03/1942 12.85 06/15/1943 11.54 06/06/1944 14.18 06/24/1945 11.93 08/01/1946 10.28 05/17/1947 17.28 06/13/1949 8.58 06/02/1950 13.15 04/06/1951 14.65 07/07/1952 9.40 06/08/1953 15.86 04/05/1954 11.40 05/07/1955 9.79 07/08/1956 9.54 05/25/1957 12.36 05/06/1959 14.67 04/16/1960 15.41 09/08/1961 14.73 07/02/1962 11.02 07/13/1963 8.09 03/26/1964 10.70 07/31/1965 12.51 05/17/1966 11.41 06/08/1967 9.92 06/10/1968 14.63 05/17/1969 12.88 07/29/1970 14.34 05/18/1971 12.79 06/10/1972 13.21 04/21/1973 11.26 05/07/1974 14.14 08/03/1975 9.88 03/26/1976 8.71 06/30/1977 16.20 04/04/1978 11.08 07/04/1979 12.82 07/26/1980 11.73 07/11/1981 15.09 05/05/1982 8.91 05/06/1983 13.26 04/20/1984 11.41 08/29/1985 10.83 05/14/1986 11.62 07/24/1987 11.82 09/19/1988 7.23 07/18/1989 10.53 06/29/1990 11.77 06/11/1991 12.35 07/12/1992 10.62 05/23/1993 14.56 05/24/1994 17.07 04/08/1995 12.21 05/03/1996 10.27 06/05/1997 12.62 06/12/1998 15.16 03/28/1999 12.82 05/12/2000 13.04 04/21/2001 11.55 04/28/2002 9.99 05/14/2004 18.66 06/25/2005 10.95 05/31/2006 9.95 07/17/2007 18.31 04/10/2008 23.03 04/24/2009 12.47 06/02/2010 21.50