Precipitation annual maximum series (inches) Station ID: 13-4894 Station name: LOGAN State: IA Latitude (decimal degrees): 41.6381 Longitude (decimal degrees): -95.7883 Elevation (feet): 990 Duration: 1 day 08/20/1869 2.50 05/24/1873 3.50 06/09/1874 2.00 06/27/1875 4.50 03/06/1876 2.70 07/27/1877 1.70 07/10/1878 8.00 05/19/1879 2.50 01/29/1880 1.70 07/10/1881 3.00 06/11/1882 3.30 06/02/1883 2.60 08/12/1884 2.80 06/05/1885 3.70 10/22/1886 3.00 08/20/1887 2.30 04/27/1888 2.10 06/15/1889 3.55 06/02/1890 3.60 10/03/1891 3.15 06/13/1892 2.33 05/22/1893 2.16 06/23/1894 1.47 08/23/1895 4.86 06/05/1896 4.91 08/03/1897 2.35 08/06/1898 1.65 06/14/1899 3.56 09/11/1900 2.26 06/10/1901 1.83 08/14/1902 2.85 08/02/1903 2.70 06/01/1904 1.01 04/20/1905 1.98 09/19/1906 3.10 11/01/1907 1.70 06/07/1908 1.97 07/06/1909 4.42 08/13/1910 2.65 05/13/1911 2.10 09/03/1912 3.04 05/14/1913 2.61 06/24/1914 1.85 05/25/1915 2.80 08/31/1916 1.75 06/04/1917 2.13 10/27/1918 2.37 06/01/1919 1.58 08/20/1920 2.66 08/01/1921 2.35 07/29/1922 3.23 06/18/1923 2.72 06/26/1924 2.50 06/03/1925 2.52 11/14/1926 2.17 04/12/1927 1.65 10/12/1928 2.40 07/14/1929 1.96 08/05/1930 1.62 06/20/1931 2.30 06/24/1932 1.75 09/13/1933 2.03 06/08/1934 2.75 07/09/1935 2.44 06/09/1936 1.16 07/18/1937 2.05 07/07/1938 1.68 06/21/1939 1.36 08/03/1940 2.11 10/31/1941 1.89 07/19/1942 2.68 05/15/1943 2.43 06/08/1944 2.60 07/17/1945 3.22 05/03/1946 2.39 06/12/1947 4.50 09/02/1948 2.31 09/12/1949 2.88 08/12/1950 3.35 08/20/1951 2.54 08/29/1952 2.48 11/19/1953 1.59 06/21/1954 3.10 04/23/1955 1.49 09/04/1956 3.51 07/15/1957 2.48 07/19/1958 2.85 05/05/1959 3.36 08/06/1960 1.85 10/10/1961 2.15 05/21/1962 2.90 06/05/1963 2.30 05/24/1964 2.90 05/25/1965 2.75 01/02/1966 1.40 06/05/1967 2.22 10/17/1968 2.61 06/12/1969 1.92 08/02/1970 1.65 10/27/1971 1.80 07/26/1972 3.25 09/26/1973 5.20 08/13/1974 2.20 08/18/1975 3.50 05/22/1976 5.12 08/31/1977 2.25 04/08/1978 2.90 06/18/1979 3.25 10/16/1980 2.05 05/04/1981 1.95 05/12/1982 2.35 06/28/1983 2.30 12/15/1984 2.00 07/19/1985 1.95 10/11/1986 2.40 07/12/1987 2.85 09/04/1989 3.16 07/26/1990 3.94 06/05/1991 2.36 09/02/1992 3.25 07/13/1993 2.38 07/02/1994 2.00 10/06/1995 1.65 07/17/1996 2.95 06/21/1997 2.30 07/06/1998 2.23 08/07/1999 5.83 07/03/2000 1.38 06/14/2001 3.34 08/23/2002 1.40 04/30/2003 2.74 05/23/2004 3.97 04/19/2005 2.87 08/14/2006 2.51 05/06/2007 5.57 06/08/2008 3.09 07/04/2009 2.00 06/08/2010 3.07 06/20/2011 2.64 Duration: 2 days 07/16/1869 4.70 05/24/1873 3.77 06/09/1874 2.70 06/26/1875 4.85 03/06/1876 2.91 05/16/1877 3.00 07/09/1878 8.80 08/24/1879 2.80 08/26/1880 1.83 07/09/1881 4.90 06/11/1882 3.55 06/02/1883 2.80 08/12/1884 3.02 06/05/1885 3.98 10/22/1886 3.23 08/20/1887 2.70 04/26/1888 4.10 06/15/1889 3.82 06/02/1890 5.60 10/02/1891 3.78 06/13/1892 2.51 05/22/1893 2.33 08/12/1894 1.58 08/22/1895 5.25 06/04/1896 5.62 04/20/1897 2.53 10/16/1898 2.07 06/13/1899 6.33 09/10/1900 2.50 06/09/1901 2.85 07/08/1902 3.07 08/26/1903 4.69 05/15/1904 1.25 04/20/1905 2.13 09/18/1906 3.73 10/31/1907 1.89 06/06/1908 3.33 07/05/1909 4.76 08/13/1910 3.23 05/12/1911 2.26 09/02/1912 5.06 05/13/1913 3.33 06/24/1914 2.02 05/25/1915 4.44 08/31/1916 1.88 06/04/1917 2.29 10/26/1918 3.87 05/31/1919 2.69 08/19/1920 4.39 08/01/1921 2.53 07/28/1922 3.78 09/27/1923 3.07 06/26/1924 2.69 06/02/1925 3.00 09/18/1926 2.74 04/12/1927 1.78 08/06/1928 2.58 07/13/1929 3.41 08/05/1930 2.19 06/20/1931 2.54 06/24/1932 1.88 09/12/1933 3.07 06/08/1934 2.96 07/09/1935 2.63 06/09/1936 1.25 07/18/1937 2.21 07/06/1938 2.63 06/21/1939 1.46 08/03/1940 2.27 09/14/1941 2.38 07/18/1942 2.89 05/15/1943 2.62 06/08/1944 2.88 07/16/1945 3.77 05/02/1946 2.57 09/01/1948 2.49 09/11/1949 3.30 08/12/1950 3.61 05/31/1951 3.55 08/28/1952 2.67 11/19/1953 2.52 06/20/1954 3.62 04/23/1955 1.86 09/04/1956 4.88 06/16/1957 3.52 07/02/1958 3.12 05/05/1959 3.89 08/06/1960 2.99 10/10/1961 2.32 08/30/1962 4.85 06/05/1963 2.90 04/20/1964 4.76 05/25/1965 3.65 01/02/1966 1.51 06/05/1967 2.39 10/16/1968 3.79 06/11/1969 2.67 10/08/1970 3.10 10/29/1971 2.65 07/26/1972 3.50 09/26/1973 5.60 08/15/1974 2.90 08/18/1975 3.77 05/22/1976 5.59 08/30/1977 2.42 04/08/1978 4.15 06/18/1979 3.50 10/16/1980 2.21 05/03/1981 2.10 05/11/1982 3.12 06/27/1983 4.05 12/15/1984 2.90 07/18/1985 2.10 06/10/1986 2.58 08/25/1987 3.70 09/04/1989 3.40 07/25/1990 4.34 06/04/1991 2.93 09/02/1992 3.82 07/13/1993 2.56 09/22/1994 2.53 10/05/1995 2.70 05/27/1996 3.18 06/21/1997 2.48 07/05/1998 4.35 08/07/1999 6.28 11/06/2000 2.06 06/14/2001 3.60 05/11/2002 1.83 04/30/2003 2.95 05/22/2004 4.69 04/19/2005 3.83 09/16/2006 3.47 05/05/2007 6.40 06/08/2008 3.33 10/22/2009 2.40 06/07/2010 3.31 06/20/2011 3.75 Duration: 3 days 07/15/1869 6.90 05/24/1873 4.00 09/12/1874 3.00 06/26/1875 4.89 03/06/1876 2.94 05/16/1877 4.50 07/08/1878 9.10 06/12/1879 2.83 06/12/1880 2.50 07/08/1881 6.50 06/11/1882 3.59 06/02/1883 2.83 08/12/1884 3.04 06/03/1885 6.20 10/22/1886 3.26 08/20/1887 2.73 04/26/1888 4.37 06/15/1889 3.86 06/02/1890 7.29 10/01/1891 4.98 06/13/1892 2.53 05/22/1893 2.35 06/21/1894 1.76 08/22/1895 5.30 06/04/1896 5.95 04/20/1897 3.14 05/19/1898 2.09 06/13/1899 6.40 09/10/1900 2.52 09/08/1901 3.91 07/06/1902 4.41 08/26/1903 4.74 06/01/1904 1.51 09/16/1905 3.36 09/17/1906 4.26 10/30/1907 2.00 06/05/1908 3.58 07/04/1909 4.96 08/13/1910 3.39 05/12/1911 2.28 09/02/1912 5.11 05/13/1913 3.73 06/22/1914 3.60 05/25/1915 5.02 08/29/1916 1.90 06/04/1917 3.89 10/26/1918 4.10 05/31/1919 2.72 08/19/1920 4.43 08/01/1921 2.56 07/28/1922 3.82 09/27/1923 4.74 06/26/1924 3.31 06/01/1925 3.05 09/01/1926 2.85 04/12/1927 2.30 08/06/1928 2.61 07/12/1929 3.70 08/04/1930 2.31 06/20/1931 2.56 06/24/1932 3.19 09/11/1933 3.12 06/06/1934 4.62 07/09/1935 2.65 09/02/1936 1.26 07/18/1937 2.23 08/14/1938 2.66 06/19/1939 1.83 08/03/1940 2.29 09/13/1941 2.50 07/18/1942 2.91 06/03/1943 2.98 06/07/1944 3.04 07/16/1945 3.81 06/17/1946 2.62 11/19/1948 2.72 09/10/1949 4.53 08/12/1950 3.64 05/31/1951 4.57 06/20/1952 2.83 11/19/1953 2.54 06/19/1954 3.66 09/19/1955 2.20 09/04/1956 4.93 06/15/1957 3.74 07/01/1958 3.24 06/28/1959 4.92 05/18/1960 3.24 06/05/1961 3.00 08/30/1962 4.90 06/05/1963 2.93 04/20/1964 4.81 09/06/1965 3.69 01/02/1966 1.52 06/05/1967 3.17 10/16/1968 3.93 06/11/1969 2.70 10/07/1970 3.22 10/27/1971 3.20 09/10/1972 4.27 09/26/1973 6.40 08/13/1974 3.88 08/16/1975 3.81 05/22/1976 5.64 08/30/1977 2.45 04/08/1978 4.30 06/18/1979 3.58 10/16/1980 2.23 05/03/1981 2.12 05/11/1982 3.32 06/27/1983 4.30 12/14/1984 3.65 07/18/1985 2.12 09/15/1986 2.73 08/24/1987 3.80 09/07/1989 3.90 07/24/1990 4.56 06/13/1991 3.06 09/02/1992 3.86 07/11/1993 2.71 09/22/1994 2.58 05/08/1995 3.11 07/15/1996 3.41 06/21/1997 2.50 07/05/1998 4.82 08/07/1999 6.34 11/06/2000 2.08 06/14/2001 3.63 10/02/2002 2.23 04/30/2003 2.98 05/23/2004 5.00 04/19/2005 3.93 09/16/2006 3.50 05/04/2007 7.61 06/08/2008 3.36 06/19/2009 3.29 06/20/2010 3.58 06/20/2011 4.02 Duration: 4 days 07/15/1869 6.97 05/21/1873 4.30 09/12/1874 3.03 06/26/1875 4.94 09/09/1876 2.96 05/15/1877 5.50 07/08/1878 9.19 10/09/1879 3.50 08/23/1880 2.60 07/08/1881 7.80 06/26/1882 3.62 06/17/1883 2.90 06/30/1884 3.90 06/03/1885 6.26 10/22/1886 3.29 08/20/1887 2.75 04/26/1888 4.88 06/15/1889 3.90 05/31/1890 8.73 10/01/1891 5.03 03/26/1892 3.11 05/22/1893 2.37 06/20/1894 1.97 08/20/1895 5.35 06/04/1896 6.01 04/20/1897 3.87 05/19/1898 2.11 06/13/1899 6.55 09/10/1900 2.55 09/08/1901 4.63 07/05/1902 5.93 08/24/1903 4.94 06/01/1904 1.52 09/16/1905 3.39 09/16/1906 6.43 07/15/1907 2.35 06/05/1908 3.62 11/11/1909 5.37 08/13/1910 3.42 05/12/1911 2.31 09/02/1912 5.16 05/13/1913 3.77 06/22/1914 3.77 05/25/1915 5.92 08/29/1916 1.92 06/04/1917 3.93 10/26/1918 4.14 05/31/1919 3.71 08/19/1920 4.48 08/01/1921 2.59 07/28/1922 3.85 09/27/1923 4.79 06/05/1924 3.37 05/31/1925 3.13 09/01/1926 2.88 04/12/1927 2.76 08/03/1928 2.76 07/11/1929 4.02 05/06/1930 2.44 06/20/1931 2.73 06/24/1932 3.22 09/11/1933 3.15 06/06/1934 4.67 07/09/1935 2.68 09/02/1936 1.33 07/18/1937 2.25 08/14/1938 2.68 06/19/1939 1.85 08/03/1940 2.32 05/31/1941 2.62 07/18/1942 2.94 06/03/1943 3.04 06/08/1944 5.13 07/14/1945 5.18 06/17/1946 2.65 06/09/1947 4.99 11/18/1948 2.89 09/10/1949 4.57 08/12/1950 3.68 05/31/1951 4.61 06/24/1952 3.05 11/19/1953 2.57 06/18/1954 3.70 09/18/1955 2.45 09/04/1956 4.98 06/14/1957 4.42 07/01/1958 3.27 06/27/1959 4.97 05/18/1960 4.10 06/05/1961 3.03 08/30/1962 4.95 06/05/1963 2.96 04/20/1964 4.85 09/06/1965 4.25 06/02/1966 1.92 06/05/1967 3.63 10/15/1968 4.03 06/11/1969 2.97 10/08/1970 3.25 10/27/1971 4.45 09/10/1972 4.31 09/26/1973 6.46 08/13/1974 5.18 08/16/1975 3.84 05/22/1976 5.70 08/31/1977 2.78 04/06/1978 4.72 06/18/1979 3.62 08/14/1980 2.25 05/03/1981 2.14 05/11/1982 3.43 06/27/1983 4.34 06/12/1984 4.05 05/11/1985 2.14 06/11/1986 3.40 07/10/1987 3.84 09/04/1989 4.41 07/24/1990 4.61 06/02/1991 3.82 09/02/1992 4.27 07/11/1993 2.77 07/02/1994 2.84 05/07/1995 3.14 05/25/1996 3.79 06/21/1997 2.85 07/03/1998 5.18 08/07/1999 6.40 11/06/2000 2.10 06/14/2001 3.67 10/02/2002 2.25 05/04/2003 3.08 05/22/2004 5.72 04/19/2005 4.34 09/16/2006 3.54 05/04/2007 7.98 06/05/2008 3.89 06/18/2009 3.32 06/08/2010 5.69 06/20/2011 4.13 Duration: 7 days 07/12/1869 7.70 05/19/1873 5.60 06/09/1874 4.70 08/27/1875 6.00 09/07/1876 4.10 05/13/1877 7.70 07/08/1878 9.28 05/19/1879 4.00 08/25/1880 3.80 07/08/1881 7.90 06/24/1882 5.00 05/28/1883 3.90 08/12/1884 4.00 05/30/1885 7.00 10/18/1886 3.80 08/16/1887 3.10 04/26/1888 5.39 06/15/1889 6.90 05/29/1890 10.75 09/27/1891 5.08 03/26/1892 3.68 06/04/1893 2.40 06/18/1894 2.27 08/22/1895 7.14 06/04/1896 6.07 04/20/1897 3.91 07/31/1898 2.89 06/13/1899 6.61 07/13/1900 3.17 09/05/1901 4.80 07/02/1902 7.90 08/24/1903 4.99 04/19/1904 2.05 09/13/1905 4.54 09/14/1906 7.74 07/14/1907 3.11 06/02/1908 4.28 11/11/1909 5.90 08/13/1910 3.87 05/13/1911 2.57 08/28/1912 5.45 05/14/1913 4.48 06/22/1914 3.81 05/24/1915 6.30 08/10/1916 2.33 05/31/1917 4.09 10/22/1918 4.63 05/31/1919 4.01 08/19/1920 4.52 07/14/1921 3.25 07/24/1922 4.48 09/25/1923 4.88 06/24/1924 4.10 06/01/1925 3.62 09/18/1926 3.85 04/09/1927 2.96 10/12/1928 3.37 04/19/1929 4.35 05/06/1930 2.90 09/18/1931 2.90 06/24/1932 3.25 09/11/1933 3.34 06/03/1934 4.85 05/28/1935 2.77 07/13/1937 3.06 07/01/1938 3.74 06/19/1939 1.88 07/29/1940 3.22 05/31/1941 3.25 07/18/1942 3.71 06/01/1943 3.49 06/07/1944 6.05 07/14/1945 5.23 05/02/1946 2.67 06/12/1947 5.31 09/02/1948 2.93 09/06/1949 5.29 07/12/1950 4.55 04/25/1951 5.51 06/21/1952 5.20 11/19/1953 2.59 06/15/1954 4.54 04/23/1955 2.48 08/30/1956 5.02 06/11/1957 4.52 07/27/1958 3.90 05/03/1959 5.46 05/15/1960 4.79 07/26/1961 3.40 08/30/1962 5.90 08/27/1963 3.20 04/20/1964 5.51 09/04/1965 5.30 06/02/1966 2.10 06/05/1967 4.97 06/23/1968 4.81 06/22/1969 3.60 06/11/1970 4.01 10/27/1971 5.00 09/10/1972 4.37 09/23/1973 7.15 08/13/1974 5.78 08/13/1975 4.55 05/22/1976 5.76 08/30/1977 4.35 04/04/1978 5.25 06/18/1979 4.15 08/11/1980 3.60 08/23/1981 2.49 05/11/1982 4.27 06/27/1983 4.39 06/12/1984 5.35 08/17/1985 2.48 06/10/1986 4.70 07/06/1987 5.37 09/04/1989 7.06 07/20/1990 4.90 05/30/1991 4.83 09/02/1992 6.11 07/07/1993 4.60 07/02/1994 3.48 05/04/1995 3.76 05/23/1996 5.89 06/21/1997 3.59 07/03/1998 5.65 08/07/1999 6.46 11/01/2000 2.39 06/10/2001 4.66 08/17/2002 2.97 04/30/2003 5.64 05/22/2004 5.88 04/16/2005 4.38 09/10/2006 4.97 05/04/2007 8.06 06/06/2008 5.08 06/16/2009 4.02 06/08/2010 7.16 06/20/2011 4.38 Duration: 10 days 07/12/1869 8.30 05/17/1873 6.60 06/06/1874 5.40 08/24/1875 7.40 09/05/1876 4.50 05/11/1877 8.70 07/08/1878 9.40 10/09/1879 4.10 08/23/1880 4.70 07/08/1881 7.98 06/21/1882 5.90 05/24/1883 4.80 07/16/1884 4.90 05/27/1885 10.10 10/18/1886 3.84 08/16/1887 3.20 04/26/1888 6.37 06/15/1889 6.97 05/29/1890 10.86 09/26/1891 5.27 05/09/1892 4.95 05/22/1893 2.43 06/16/1894 2.44 08/18/1895 7.29 05/10/1896 6.69 04/20/1897 4.71 07/29/1898 3.08 06/13/1899 8.53 07/14/1900 4.79 09/05/1901 4.85 07/02/1902 8.47 07/29/1903 5.25 04/23/1904 2.29 09/13/1905 4.59 09/12/1906 7.99 07/15/1907 3.57 06/05/1908 4.65 11/11/1909 5.96 08/13/1910 3.91 05/13/1911 3.63 08/28/1912 5.50 05/13/1913 5.20 06/15/1914 4.12 05/19/1915 7.24 08/01/1916 2.78 05/30/1917 5.43 05/21/1918 5.10 05/31/1919 5.22 08/19/1920 4.62 07/14/1921 3.59 08/21/1922 6.32 09/20/1923 5.85 06/05/1924 4.38 05/31/1925 3.70 09/14/1926 4.49 04/12/1927 3.31 10/12/1928 3.40 04/19/1929 4.65 05/02/1930 2.98 05/28/1931 3.72 05/24/1932 4.57 09/11/1933 3.40 06/06/1934 5.52 06/17/1935 3.01 06/02/1936 2.19 07/18/1937 3.17 09/05/1938 4.51 06/12/1939 2.19 08/03/1940 4.36 06/01/1941 5.06 06/19/1942 3.91 05/30/1943 3.74 06/04/1944 8.03 07/09/1945 5.30 10/10/1946 3.38 06/12/1947 5.85 09/01/1948 2.97 09/04/1949 5.52 08/04/1950 4.99 08/13/1951 6.57 06/18/1952 5.99 11/19/1953 2.62 08/18/1954 4.74 09/18/1955 2.77 08/29/1956 5.29 06/11/1957 4.57 07/24/1958 4.45 05/02/1959 5.60 05/15/1960 5.02 05/30/1961 4.20 05/20/1962 7.32 08/27/1963 3.55 04/20/1964 6.31 08/30/1965 6.23 06/02/1966 3.00 06/05/1967 6.96 06/23/1968 4.86 06/22/1969 3.78 06/11/1970 4.11 10/27/1971 5.05 04/27/1972 5.69 09/23/1973 7.37 08/09/1974 6.88 08/10/1975 5.10 05/15/1976 6.09 08/31/1977 4.61 04/08/1978 5.71 06/18/1979 4.25 08/11/1980 4.28 07/27/1981 2.51 05/12/1982 5.40 06/27/1983 4.43 06/09/1984 6.50 08/17/1985 2.58 06/07/1986 5.00 07/06/1987 5.50 09/04/1989 7.15 06/13/1990 5.57 06/01/1991 5.15 09/02/1992 7.69 07/05/1993 5.37 08/26/1994 3.89 05/01/1995 3.93 05/23/1996 6.12 06/21/1997 5.47 06/08/1998 7.32 08/07/1999 6.53 06/24/2000 3.67 06/10/2001 5.47 08/17/2002 3.00 04/30/2003 6.53 05/17/2004 7.00 04/11/2005 6.58 09/10/2006 6.37 05/04/2007 8.14 05/30/2008 6.56 06/13/2009 4.62 06/05/2010 8.48 06/19/2011 5.37 Duration: 20 days 06/29/1869 10.20 05/21/1873 9.10 06/02/1874 6.30 08/14/1875 8.60 09/05/1876 4.80 05/02/1877 9.80 06/25/1878 16.00 05/12/1879 5.80 05/26/1880 5.60 06/24/1881 9.50 06/11/1882 9.20 06/02/1883 7.20 09/18/1884 7.40 05/27/1885 12.80 10/18/1886 3.84 08/20/1887 4.80 04/25/1888 8.99 06/07/1889 9.82 05/31/1890 14.05 09/24/1891 5.86 04/30/1892 7.46 05/22/1893 4.70 06/04/1894 3.41 08/08/1895 8.98 04/28/1896 8.57 04/20/1897 5.65 05/09/1898 3.94 06/03/1899 10.65 07/07/1900 6.92 06/04/1901 7.65 06/28/1902 11.36 07/29/1903 7.60 04/18/1904 3.48 09/05/1905 6.52 09/02/1906 8.99 07/06/1907 4.90 05/21/1908 8.38 06/17/1909 9.05 08/13/1910 6.00 05/12/1911 5.19 09/02/1912 6.32 05/02/1913 8.03 06/09/1914 5.90 05/19/1915 9.47 08/01/1916 4.19 05/21/1917 7.99 05/19/1918 7.74 05/31/1919 6.63 08/11/1920 4.82 07/14/1921 6.15 08/21/1922 6.89 09/16/1923 6.77 06/07/1924 8.07 05/28/1925 5.26 09/01/1926 7.26 03/31/1927 4.79 07/20/1928 5.23 06/26/1929 5.65 04/25/1930 3.81 06/05/1931 5.15 05/24/1932 5.68 09/11/1933 4.41 06/03/1934 6.02 05/15/1935 5.01 08/19/1936 2.87 07/13/1937 5.21 08/30/1938 4.74 06/02/1939 3.94 07/27/1940 6.97 05/31/1941 5.84 07/18/1942 5.14 05/15/1943 5.61 05/25/1944 9.11 05/21/1945 7.40 06/18/1946 4.84 05/25/1947 8.95 11/04/1948 4.88 08/27/1949 5.94 07/31/1950 6.68 04/21/1951 8.25 06/18/1952 8.01 11/19/1953 3.59 08/08/1954 6.50 06/05/1955 3.29 08/16/1956 6.46 06/14/1957 6.04 07/17/1958 7.74 04/17/1959 7.66 05/05/1960 7.15 05/30/1961 5.05 05/20/1962 9.10 06/05/1963 5.77 04/02/1964 7.79 09/04/1965 8.04 05/21/1966 4.32 05/28/1967 9.64 06/10/1968 6.02 06/11/1969 6.75 05/31/1970 4.81 10/18/1971 5.70 04/19/1972 7.87 09/23/1973 10.30 08/09/1974 7.29 08/10/1975 6.52 05/12/1976 6.91 08/16/1977 5.67 04/04/1978 7.91 06/04/1979 5.56 05/30/1980 5.38 08/23/1981 4.18 05/11/1982 8.30 06/13/1983 8.10 06/02/1984 8.23 04/25/1985 4.36 09/15/1986 7.25 06/25/1987 6.75 08/22/1989 8.66 07/10/1990 6.79 05/30/1991 8.47 08/26/1992 9.83 06/24/1993 7.73 06/18/1994 5.34 09/18/1995 5.99 05/09/1996 8.81 06/21/1997 5.76 07/03/1998 9.45 07/19/1999 7.35 06/14/2000 5.45 05/31/2001 7.69 08/04/2002 5.33 04/30/2003 7.61 05/13/2004 7.83 04/07/2005 7.37 09/03/2006 8.27 04/23/2007 11.33 05/23/2008 9.60 06/19/2009 6.88 06/04/2010 13.19 06/09/2011 7.64 Duration: 30 days 06/19/1869 14.50 05/14/1873 11.20 08/27/1874 6.50 06/26/1875 10.60 08/14/1876 5.20 04/23/1877 12.80 06/29/1878 18.70 05/19/1879 9.50 05/23/1880 7.20 06/12/1881 11.70 06/11/1882 10.30 05/24/1883 10.20 06/25/1884 8.90 05/15/1885 14.90 10/18/1886 4.80 08/16/1887 5.90 04/25/1888 9.38 06/15/1889 11.43 05/25/1890 17.00 06/24/1891 7.06 04/19/1892 8.72 05/11/1893 5.95 06/04/1894 3.90 07/29/1895 9.92 05/10/1896 13.24 03/31/1897 7.07 05/19/1898 6.26 06/03/1899 12.57 07/03/1900 7.39 06/04/1901 8.00 06/19/1902 14.16 07/29/1903 12.76 04/18/1904 4.84 04/20/1905 7.25 09/02/1906 8.99 06/25/1907 6.63 05/20/1908 10.86 06/07/1909 11.65 08/13/1910 6.57 04/30/1911 6.61 09/02/1912 7.31 05/03/1913 9.77 05/27/1914 7.93 05/21/1915 11.36 08/07/1916 5.19 05/21/1917 8.34 05/17/1918 8.09 05/31/1919 8.95 04/17/1920 6.11 07/03/1921 7.96 07/24/1922 7.90 08/31/1923 7.90 06/04/1924 10.53 05/31/1925 6.00 09/01/1926 8.37 03/31/1927 4.94 06/11/1928 7.07 06/15/1929 6.57 04/12/1930 4.68 05/28/1931 7.01 05/30/1932 7.49 08/19/1933 5.37 06/04/1934 6.24 05/08/1935 6.02 08/19/1936 3.48 07/13/1937 5.86 04/15/1938 5.77 05/25/1939 4.98 07/27/1940 7.59 09/08/1941 6.61 06/20/1942 7.68 05/05/1943 7.59 05/15/1944 10.08 05/21/1945 8.47 06/17/1946 5.50 05/27/1947 11.78 10/29/1948 5.64 08/15/1949 7.91 07/16/1950 8.46 04/20/1951 10.18 06/16/1952 9.31 03/30/1953 4.00 07/30/1954 8.10 08/29/1955 4.21 08/07/1956 8.77 06/16/1957 8.37 07/02/1958 11.56 05/02/1959 9.06 08/02/1960 8.08 09/11/1961 6.95 05/20/1962 9.63 05/27/1963 6.25 04/02/1964 9.34 08/30/1965 11.49 05/11/1966 6.24 05/29/1967 12.16 06/23/1968 8.41 06/11/1969 8.73 05/22/1970 6.00 10/27/1971 6.16 04/16/1972 9.07 09/13/1973 11.54 08/09/1974 7.84 08/10/1975 7.97 04/23/1976 8.19 08/06/1977 6.68 04/08/1978 8.21 06/08/1979 5.86 08/04/1980 6.09 07/27/1981 4.73 05/05/1982 9.46 06/02/1983 8.46 05/18/1984 10.85 08/17/1985 5.29 09/14/1986 9.78 06/19/1987 7.53 08/14/1989 9.64 06/13/1990 7.54 05/17/1991 9.99 08/25/1992 9.96 06/14/1993 9.72 08/25/1994 6.67 04/11/1995 7.55 04/29/1996 11.19 06/21/1997 6.09 06/08/1998 15.02 07/09/1999 9.76 06/04/2000 7.44 05/21/2001 9.82 07/25/2002 6.68 04/30/2003 8.55 05/17/2004 9.70 04/12/2005 9.30 08/28/2006 10.56 04/11/2007 11.96 05/23/2008 10.76 06/06/2009 8.39 06/02/2010 14.30 05/25/2011 8.95 Duration: 45 days 06/08/1869 17.30 05/24/1873 15.30 05/03/1874 7.10 07/25/1875 14.10 02/29/1876 6.50 04/17/1877 15.10 05/28/1878 23.91 05/19/1879 11.30 08/16/1880 8.30 05/28/1881 15.10 06/11/1882 13.50 05/07/1883 14.50 06/30/1884 11.70 04/25/1885 15.90 10/18/1886 5.80 08/16/1887 8.10 04/25/1888 10.68 06/07/1889 14.47 05/09/1890 18.92 06/24/1891 8.91 03/26/1892 11.94 05/08/1893 8.11 09/09/1894 4.08 07/25/1895 11.07 04/23/1896 17.87 03/29/1897 8.15 05/04/1898 8.00 05/19/1899 14.68 07/13/1900 10.15 09/05/1901 8.53 06/05/1902 18.51 07/15/1903 15.27 04/18/1904 6.16 09/05/1905 8.37 06/25/1906 10.97 06/25/1907 8.43 05/10/1908 13.04 05/23/1909 13.36 08/13/1910 10.06 04/18/1911 7.84 08/28/1912 10.69 04/07/1913 11.82 05/23/1914 9.27 05/24/1915 13.54 08/01/1916 7.20 04/26/1917 11.74 10/08/1918 8.94 05/31/1919 10.42 04/18/1920 8.63 06/01/1921 9.13 07/16/1922 12.13 05/07/1923 9.96 06/04/1924 11.50 05/28/1925 7.82 08/11/1926 10.69 03/31/1927 6.32 06/11/1928 9.31 05/31/1929 8.36 05/01/1930 5.30 05/28/1931 8.63 05/24/1932 10.72 08/06/1933 7.12 06/03/1934 8.15 05/26/1935 8.82 05/08/1936 4.16 07/13/1937 7.55 07/03/1938 8.14 05/25/1939 5.77 07/27/1940 7.98 09/13/1941 8.07 06/19/1942 10.14 05/05/1943 10.10 04/30/1944 12.48 04/23/1945 11.49 09/04/1946 7.64 05/12/1947 13.99 10/29/1948 6.19 08/01/1949 8.48 07/04/1950 11.72 04/20/1951 15.17 06/20/1952 10.56 03/30/1953 5.80 07/28/1954 8.66 05/26/1955 5.54 07/28/1956 9.59 06/07/1957 10.61 07/01/1958 12.74 04/17/1959 11.88 05/05/1960 10.14 09/04/1961 7.15 07/20/1962 10.80 06/05/1963 8.39 04/13/1964 13.12 08/18/1965 13.42 04/27/1966 6.71 05/27/1967 12.87 06/10/1968 9.65 06/11/1969 10.55 09/13/1970 7.18 05/05/1971 8.60 04/16/1972 11.39 08/31/1973 12.12 07/31/1974 9.97 07/23/1975 9.42 04/10/1976 9.93 07/24/1977 8.91 04/02/1978 9.58 06/18/1979 8.31 05/27/1980 7.98 07/25/1981 7.10 05/05/1982 12.06 05/17/1983 9.65 05/03/1984 12.75 08/17/1985 7.55 09/14/1986 11.53 07/12/1987 9.50 07/29/1989 12.16 06/13/1990 12.69 05/03/1991 11.88 08/26/1992 14.05 06/12/1993 13.10 05/29/1994 9.37 04/09/1995 9.19 04/14/1996 12.42 05/24/1997 7.82 06/08/1998 18.82 06/27/1999 13.53 06/04/2000 9.04 05/01/2001 14.33 07/10/2002 8.57 04/28/2003 10.18 05/09/2004 10.98 03/30/2005 12.61 08/09/2006 15.81 03/24/2007 14.97 05/02/2008 12.21 06/01/2009 10.71 06/02/2010 19.26 05/11/2011 12.71 Duration: 60 days 07/15/1869 20.60 05/19/1873 19.60 06/02/1874 9.10 06/01/1875 16.90 03/06/1876 8.20 04/27/1877 18.70 05/16/1878 26.61 05/19/1879 12.90 08/16/1880 10.20 05/13/1881 18.80 06/02/1882 17.10 04/30/1883 16.60 08/12/1884 14.00 04/20/1885 19.40 06/14/1886 6.21 08/16/1887 9.00 06/26/1888 12.41 06/15/1889 16.70 05/21/1890 20.74 05/20/1891 12.00 03/21/1892 15.31 04/24/1893 9.74 08/11/1894 5.46 07/25/1895 12.37 04/09/1896 20.92 03/13/1897 8.76 04/19/1898 9.60 05/07/1899 16.51 07/14/1900 12.17 09/06/1901 11.39 06/05/1902 19.38 07/15/1903 16.67 04/07/1904 7.48 04/14/1905 9.85 07/26/1906 13.95 05/21/1907 10.07 05/10/1908 15.25 05/14/1909 16.03 08/13/1910 10.79 03/31/1911 8.92 08/13/1912 11.63 04/03/1913 14.09 04/26/1914 10.24 05/20/1915 19.65 06/21/1916 7.66 04/16/1917 14.55 09/30/1918 9.97 04/23/1919 11.59 04/17/1920 9.52 05/26/1921 11.60 07/06/1922 13.48 08/01/1923 14.88 06/04/1924 12.70 05/16/1925 8.95 07/30/1926 11.58 03/31/1927 7.44 06/11/1928 12.63 07/11/1929 9.66 04/29/1930 6.88 05/05/1931 10.68 05/24/1932 11.67 08/02/1933 8.18 05/23/1934 8.25 05/11/1935 11.31 04/26/1936 4.73 05/28/1937 9.01 07/26/1938 9.25 05/25/1939 7.00 06/23/1940 8.63 09/02/1941 11.43 06/18/1942 11.18 05/05/1943 11.30 06/04/1944 15.29 05/21/1945 16.00 08/23/1946 9.17 05/15/1947 16.24 07/12/1948 7.18 07/20/1949 11.64 06/14/1950 13.23 04/21/1951 16.59 06/21/1952 13.21 03/30/1953 7.19 04/25/1954 10.32 07/31/1955 6.66 07/08/1956 12.39 05/17/1957 12.87 07/01/1958 14.36 05/02/1959 15.63 04/28/1960 11.67 07/26/1961 9.13 07/08/1962 14.20 06/05/1963 9.13 04/20/1964 15.69 08/21/1965 14.09 05/08/1966 7.88 05/28/1967 13.48 06/10/1968 11.46 06/11/1969 12.77 09/13/1970 8.37 05/05/1971 9.82 07/17/1972 12.33 08/13/1973 12.16 08/13/1974 10.53 07/22/1975 10.30 03/28/1976 11.81 07/11/1977 11.79 07/21/1978 10.94 04/20/1979 10.64 07/05/1980 9.11 07/15/1981 7.58 05/12/1982 13.44 05/01/1983 12.13 04/21/1984 16.67 04/25/1985 9.32 04/17/1986 14.84 06/29/1987 13.47 07/15/1989 14.20 06/03/1990 14.01 04/18/1991 14.87 07/22/1992 15.21 05/28/1993 15.31 05/29/1994 10.67 04/09/1995 11.26 05/20/1996 15.97 06/21/1997 10.32 05/20/1998 21.28 06/23/1999 14.85 05/27/2000 10.75 04/22/2001 15.78 07/07/2002 8.99 04/30/2003 12.67 05/18/2004 13.83 04/11/2005 14.34 07/27/2006 18.49 03/30/2007 15.48 04/17/2008 14.95 05/24/2009 13.10 06/04/2010 21.83 05/11/2011 14.66