Precipitation annual maximum series (inches) Station ID: 34-1243 Station name: BUFFALO 2 SSW State: OK Latitude (decimal degrees): 36.8003 Longitude (decimal degrees): -99.6403 Elevation (feet): 1930 Duration: 1 day 07/27/1907 2.50 07/26/1908 2.25 05/02/1914 2.00 08/09/1915 1.60 06/05/1916 3.45 08/16/1917 1.90 05/28/1918 1.94 08/12/1919 1.65 10/20/1920 2.20 09/08/1921 3.20 03/13/1922 3.35 10/06/1923 1.70 04/11/1924 2.33 06/12/1925 3.20 10/03/1926 1.62 11/16/1928 1.73 07/08/1929 1.25 04/29/1930 1.84 04/16/1931 1.90 06/03/1932 1.65 09/02/1933 1.28 08/03/1935 3.75 06/05/1936 1.80 05/29/1937 1.07 05/23/1938 2.16 01/08/1939 1.21 07/02/1940 2.28 09/28/1941 2.85 10/03/1942 3.39 06/06/1943 2.10 07/09/1944 2.22 09/28/1945 2.95 05/09/1946 3.23 03/12/1947 2.47 07/16/1948 2.59 07/27/1949 2.00 07/18/1950 3.96 05/16/1951 4.83 08/23/1952 2.55 07/12/1953 1.99 05/24/1954 1.86 05/18/1955 2.30 08/19/1956 1.95 07/01/1957 3.50 07/07/1958 2.20 10/02/1959 2.26 07/04/1960 2.56 07/22/1961 2.30 09/17/1962 3.00 09/01/1963 2.25 05/27/1964 2.03 06/05/1965 3.55 08/10/1966 6.00 08/09/1967 1.90 08/28/1968 3.08 09/16/1969 4.11 09/07/1970 2.72 11/17/1971 3.05 09/09/1972 1.46 10/10/1973 2.95 08/28/1974 3.65 05/13/1975 2.26 04/28/1976 2.55 07/26/1977 2.23 05/27/1978 2.15 10/30/1979 4.60 04/24/1980 4.00 05/08/1981 2.61 06/15/1982 2.75 09/13/1983 2.55 12/15/1984 1.85 04/12/1985 2.91 10/02/1986 2.62 06/30/1987 5.45 09/15/1988 2.05 08/30/1989 3.10 04/25/1990 1.25 08/03/1991 2.00 06/28/1992 2.90 05/01/1993 1.25 12/06/1994 0.90 06/09/1995 2.00 05/25/1996 2.10 09/23/1997 1.75 10/31/1998 3.52 06/29/1999 3.75 03/22/2000 2.30 05/04/2001 3.60 10/03/2002 2.20 05/16/2003 1.80 06/20/2004 2.73 05/30/2005 2.87 12/30/2006 2.55 12/11/2007 1.80 09/12/2008 2.92 04/29/2009 1.27 08/17/2010 3.90 Duration: 2 days 07/26/1907 3.52 11/28/1908 2.60 05/02/1914 2.15 09/25/1915 2.00 06/05/1916 3.72 08/16/1917 2.05 05/28/1918 3.09 04/08/1919 1.78 10/20/1920 3.40 09/08/1921 3.45 03/13/1922 4.75 06/08/1923 2.95 04/11/1924 2.51 06/12/1925 3.45 06/03/1926 2.00 11/16/1928 2.61 11/08/1929 1.90 07/22/1930 2.06 11/13/1931 2.05 06/06/1932 2.38 04/19/1933 1.72 08/03/1935 4.53 05/23/1936 1.98 10/12/1937 1.17 05/22/1938 2.33 06/26/1939 1.70 08/08/1940 2.79 09/28/1941 3.07 10/03/1942 3.65 12/09/1943 2.26 07/09/1944 2.39 09/28/1945 3.26 05/09/1946 3.48 04/12/1947 3.05 06/28/1948 2.97 09/03/1949 2.15 07/18/1950 4.26 05/16/1951 6.00 08/23/1952 3.07 08/16/1953 2.14 05/24/1954 2.22 05/18/1955 3.80 07/06/1956 2.10 06/30/1957 4.50 06/06/1958 2.65 10/01/1959 4.21 02/03/1960 3.50 07/21/1961 2.75 06/01/1962 4.30 09/01/1963 2.42 05/27/1964 2.53 06/04/1965 4.00 08/10/1966 6.46 08/09/1967 2.05 08/28/1968 3.83 09/16/1969 4.43 09/07/1970 2.93 11/16/1971 3.43 05/28/1972 2.00 10/10/1973 3.35 08/27/1974 4.65 11/01/1975 2.78 04/28/1976 2.75 07/26/1977 2.40 05/26/1978 3.25 10/30/1979 5.87 04/24/1980 5.00 05/08/1981 3.98 06/15/1982 2.96 09/12/1983 3.65 12/14/1984 2.30 10/09/1985 4.50 11/03/1986 3.15 06/30/1987 5.87 03/31/1988 2.21 05/16/1989 4.23 04/24/1990 1.49 06/23/1991 2.30 06/28/1992 3.12 05/01/1993 2.15 04/28/1994 1.00 06/09/1995 2.15 05/25/1996 2.38 09/23/1997 1.88 10/31/1998 6.42 06/29/1999 4.04 03/21/2000 3.40 05/03/2001 3.88 10/03/2002 3.14 05/16/2003 2.20 06/20/2004 3.50 06/16/2005 3.09 12/30/2006 2.75 12/11/2007 2.25 07/09/2008 3.14 04/29/2009 1.37 08/17/2010 4.20 Duration: 3 days 07/26/1907 3.55 11/27/1908 2.75 05/02/1914 2.17 09/25/1915 2.02 06/05/1916 3.75 08/16/1917 2.07 05/27/1918 3.39 04/08/1919 1.79 10/20/1920 3.43 06/06/1921 3.48 03/13/1922 4.80 06/07/1923 3.45 09/17/1924 2.53 06/10/1925 3.50 06/03/1926 2.02 11/16/1928 2.83 07/08/1929 2.20 07/22/1930 2.76 03/30/1931 2.40 06/05/1932 3.03 04/19/1933 1.74 08/03/1935 4.57 05/23/1936 2.06 05/27/1937 1.67 05/22/1938 2.35 06/24/1939 2.02 08/08/1940 2.82 10/21/1941 3.27 10/03/1942 3.69 06/06/1943 2.99 07/09/1944 2.41 09/28/1945 3.71 05/09/1946 3.51 04/12/1947 3.13 06/26/1948 3.55 05/14/1949 2.85 07/18/1950 4.31 05/16/1951 6.27 08/23/1952 3.10 07/10/1953 3.14 05/23/1954 2.47 05/18/1955 4.37 07/06/1956 2.12 06/30/1957 4.54 06/06/1958 2.68 09/30/1959 4.66 02/03/1960 3.90 07/20/1961 3.15 06/01/1962 4.55 07/13/1963 2.70 05/27/1964 3.33 06/04/1965 4.07 08/08/1966 6.52 08/09/1967 2.07 08/28/1968 4.45 09/16/1969 4.47 09/05/1970 3.80 11/16/1971 3.68 05/28/1972 2.02 03/08/1973 3.50 08/27/1974 4.70 11/01/1975 3.58 04/28/1976 3.20 07/26/1977 2.42 05/26/1978 3.81 10/30/1979 5.93 04/24/1980 5.85 05/07/1981 4.33 06/15/1982 2.99 09/11/1983 4.23 12/13/1984 2.70 10/08/1985 4.78 11/03/1986 3.30 06/30/1987 5.93 09/14/1988 2.23 05/15/1989 5.93 04/25/1990 1.72 06/23/1991 2.32 06/28/1992 3.15 05/01/1993 2.17 04/27/1994 1.25 06/09/1995 2.17 07/24/1996 3.45 09/23/1997 1.90 10/30/1998 7.22 06/29/1999 4.08 03/21/2000 3.43 05/03/2001 3.91 10/03/2002 3.17 05/16/2003 2.22 06/19/2004 3.95 06/11/2005 3.52 12/29/2006 2.77 03/29/2007 2.73 10/13/2008 3.40 04/27/2009 1.54 08/15/2010 4.24 Duration: 4 days 07/26/1907 3.59 11/26/1908 2.78 05/02/1914 2.20 09/25/1915 2.04 06/05/1916 3.79 08/13/1917 2.40 05/27/1918 3.42 06/12/1919 1.81 10/20/1920 3.47 06/05/1921 3.51 03/13/1922 4.84 06/07/1923 3.50 09/16/1924 2.56 06/09/1925 4.50 06/03/1926 2.04 11/14/1928 3.51 07/08/1929 2.22 07/22/1930 2.79 03/30/1931 2.60 06/03/1932 3.80 07/15/1933 1.96 08/03/1935 4.62 09/12/1936 2.17 05/27/1937 1.69 05/22/1938 2.37 06/26/1939 2.80 08/06/1940 4.14 05/20/1941 3.82 10/03/1942 3.72 06/06/1943 3.18 07/09/1944 2.44 09/28/1945 3.75 05/09/1946 3.55 04/10/1947 3.41 06/26/1948 4.45 09/01/1949 3.35 07/18/1950 4.38 05/16/1951 6.33 08/23/1952 3.13 07/09/1953 3.45 05/23/1954 2.54 05/18/1955 4.41 07/04/1956 3.32 06/30/1957 4.59 06/06/1958 2.70 09/30/1959 4.71 02/03/1960 3.94 07/20/1961 3.18 06/01/1962 4.59 09/01/1963 3.80 05/27/1964 3.63 06/04/1965 4.11 08/10/1966 6.75 08/09/1967 2.09 08/28/1968 4.49 09/16/1969 4.51 09/05/1970 3.84 11/16/1971 3.72 08/22/1972 2.50 03/08/1973 4.05 08/27/1974 4.74 11/01/1975 3.62 04/28/1976 3.23 08/28/1977 3.45 05/25/1978 4.12 10/30/1979 5.99 04/23/1980 6.00 05/07/1981 4.68 06/15/1982 3.02 09/11/1983 4.27 12/13/1984 2.73 10/08/1985 4.90 09/29/1986 3.86 06/30/1987 5.98 03/29/1988 2.25 05/15/1989 6.38 04/24/1990 1.96 06/23/1991 2.35 06/28/1992 3.18 04/29/1993 2.35 04/27/1994 1.26 07/21/1995 2.38 07/24/1996 3.48 08/19/1997 2.10 10/30/1998 7.72 06/29/1999 4.12 03/21/2000 3.47 05/03/2001 3.95 10/03/2002 3.20 05/14/2003 2.25 06/17/2004 4.41 08/21/2005 3.68 12/29/2006 2.80 03/29/2007 2.76 10/13/2008 3.43 04/29/2009 1.60 08/15/2010 4.28 Duration: 7 days 07/26/1907 3.97 11/26/1908 2.81 07/19/1914 2.22 08/09/1915 2.77 06/05/1916 3.83 08/11/1917 3.64 12/17/1918 3.76 06/09/1919 2.34 10/20/1920 3.50 06/03/1921 3.78 03/07/1922 6.65 10/06/1923 4.07 09/16/1924 2.58 06/07/1925 4.80 05/29/1926 2.40 07/28/1927 7.58 11/14/1928 3.73 11/08/1929 2.30 07/22/1930 2.81 03/26/1931 4.20 06/03/1932 4.68 04/19/1933 2.48 05/13/1935 6.77 05/23/1936 2.92 10/08/1937 1.90 05/19/1938 2.81 06/23/1939 3.79 08/06/1940 4.18 10/19/1941 4.80 09/27/1942 4.09 06/06/1943 3.21 07/03/1944 2.71 09/28/1945 3.78 05/09/1946 3.58 04/09/1947 4.11 06/26/1948 4.54 05/14/1949 3.87 07/18/1950 4.44 06/18/1951 7.18 08/18/1952 3.39 07/09/1953 3.48 05/23/1954 2.57 05/18/1955 4.59 07/02/1956 3.90 06/27/1957 4.63 07/20/1958 3.40 09/30/1959 4.81 02/03/1960 3.98 07/09/1961 3.92 06/02/1962 4.95 09/01/1963 3.84 05/27/1964 4.36 06/04/1965 4.86 08/07/1966 7.17 08/04/1967 2.70 08/26/1968 4.54 09/11/1969 4.56 09/03/1970 3.98 11/17/1971 3.95 08/25/1972 2.60 03/08/1973 4.52 08/22/1974 8.30 11/01/1975 3.83 04/15/1976 4.41 08/28/1977 3.48 05/25/1978 4.16 10/30/1979 6.04 04/24/1980 6.12 05/04/1981 5.03 05/12/1982 4.42 09/11/1983 4.43 06/20/1984 2.75 10/08/1985 5.00 09/29/1986 4.03 06/30/1987 6.05 06/27/1988 2.27 05/12/1989 6.63 04/24/1990 1.98 06/23/1991 2.37 06/28/1992 3.22 04/28/1993 2.80 05/24/1994 1.70 06/03/1995 3.23 07/24/1996 3.75 08/06/1997 2.40 10/28/1998 7.82 06/23/1999 5.25 03/21/2000 3.50 05/03/2001 3.99 10/03/2002 3.23 06/15/2003 3.17 06/17/2004 5.32 06/11/2005 6.43 12/29/2006 2.83 03/27/2007 3.08 07/10/2008 3.47 04/27/2009 1.87 08/15/2010 4.32 Duration: 10 days 07/26/1907 4.07 11/26/1908 2.84 07/19/1914 2.25 05/18/1915 3.60 06/05/1916 4.90 08/07/1917 4.82 12/17/1918 3.80 06/09/1919 2.36 10/20/1920 3.54 05/30/1921 3.82 03/07/1922 8.05 05/31/1923 5.56 08/05/1924 3.62 06/07/1925 4.85 05/27/1926 3.65 07/27/1927 7.95 11/14/1928 3.77 11/08/1929 2.70 07/22/1930 2.87 03/26/1931 4.50 06/03/1932 4.73 04/19/1933 3.13 05/13/1935 6.84 05/23/1936 2.95 10/08/1937 2.47 05/19/1938 2.84 06/23/1939 4.75 08/06/1940 4.22 10/14/1941 5.95 09/27/1942 4.13 05/31/1943 3.64 09/27/1944 3.06 09/22/1945 3.82 05/09/1946 3.93 05/11/1947 4.44 06/20/1948 5.89 05/14/1949 4.21 07/18/1950 5.14 06/20/1951 7.78 08/18/1952 3.70 07/09/1953 3.52 05/17/1954 2.89 05/11/1955 6.39 06/28/1956 4.45 06/22/1957 6.61 06/16/1958 4.73 09/23/1959 7.97 02/03/1960 4.02 07/14/1961 3.96 06/01/1962 8.40 09/01/1963 4.20 08/14/1964 5.26 06/04/1965 5.96 08/07/1966 7.24 06/16/1967 3.17 08/26/1968 4.63 08/25/1969 5.16 09/03/1970 4.02 11/16/1971 4.33 08/22/1972 3.70 03/04/1973 4.62 08/22/1974 8.38 11/01/1975 3.87 04/28/1976 4.75 07/26/1977 3.73 05/25/1978 5.93 07/16/1979 6.36 04/23/1980 6.35 10/31/1981 5.70 05/12/1982 4.73 09/11/1983 4.47 06/25/1984 3.64 04/29/1985 6.03 09/23/1986 4.23 05/19/1987 7.44 09/14/1988 2.88 05/12/1989 6.70 04/24/1990 2.56 06/23/1991 2.51 06/20/1992 3.25 05/01/1993 2.95 05/24/1994 1.72 07/15/1995 3.49 07/20/1996 3.87 08/06/1997 2.42 10/28/1998 7.90 06/23/1999 5.30 03/21/2000 3.54 05/03/2001 4.03 10/20/2002 3.27 06/14/2003 3.87 06/17/2004 5.37 06/11/2005 6.49 12/29/2006 2.86 03/22/2007 4.14 10/06/2008 4.07 04/27/2009 2.13 08/15/2010 4.37 Duration: 20 days 07/13/1907 4.33 07/26/1908 4.31 05/02/1914 3.11 05/18/1915 5.86 06/05/1916 5.78 08/03/1917 5.37 05/27/1918 5.49 05/24/1919 3.44 10/20/1920 4.53 06/03/1921 5.24 02/27/1922 9.15 05/21/1923 9.09 07/30/1924 3.96 09/10/1925 6.62 05/17/1926 3.86 07/21/1927 9.46 10/29/1928 5.46 10/28/1929 4.00 04/26/1930 3.58 03/19/1931 5.58 06/03/1932 6.76 04/19/1933 3.85 05/13/1935 7.87 05/18/1936 5.14 05/27/1937 3.34 05/04/1938 4.66 06/21/1939 4.93 08/06/1940 4.22 10/14/1941 7.56 10/03/1942 5.38 05/22/1943 4.44 04/26/1944 3.74 04/10/1945 4.26 04/29/1946 4.57 05/10/1947 5.55 06/27/1948 7.17 05/05/1949 6.16 07/13/1950 8.11 06/10/1951 10.34 04/18/1952 5.06 07/09/1953 4.46 05/10/1954 4.03 05/01/1955 7.49 07/04/1956 6.87 04/30/1957 8.70 06/06/1958 7.38 09/18/1959 8.30 05/25/1960 4.87 07/09/1961 7.07 06/01/1962 10.20 05/30/1963 5.20 05/27/1964 6.06 05/25/1965 7.48 08/02/1966 8.00 06/07/1967 4.50 08/16/1968 7.48 08/31/1969 5.72 09/05/1970 5.77 10/29/1971 5.60 08/22/1972 5.67 09/24/1973 7.15 08/14/1974 11.35 05/10/1975 4.81 04/21/1976 7.80 08/28/1977 6.17 05/18/1978 7.18 05/02/1979 7.59 04/23/1980 7.35 10/25/1981 6.00 05/12/1982 8.03 03/16/1983 5.75 06/20/1984 4.09 04/22/1985 7.31 09/23/1986 5.72 06/19/1987 9.46 03/31/1988 4.25 05/15/1989 7.49 04/17/1990 2.93 08/03/1991 3.44 06/28/1992 4.33 04/28/1993 4.40 05/24/1994 2.45 05/21/1995 4.01 07/24/1996 5.36 08/06/1997 4.70 10/17/1998 7.90 06/10/1999 8.73 05/26/2000 4.15 05/03/2001 4.80 08/10/2002 4.47 06/03/2003 5.84 06/17/2004 7.99 05/30/2005 9.73 12/19/2006 4.42 03/27/2007 5.14 10/04/2008 5.95 04/11/2009 2.97 07/29/2010 4.37 Duration: 30 days 07/26/1907 6.43 07/26/1908 4.73 05/02/1914 4.68 05/18/1915 6.01 05/14/1916 6.61 08/03/1917 6.66 05/12/1918 5.82 05/19/1919 4.53 08/09/1920 5.32 06/06/1921 7.05 02/22/1922 9.55 05/14/1923 10.62 03/13/1924 5.44 09/10/1925 6.82 05/06/1926 4.98 10/28/1928 6.38 10/19/1929 4.65 04/26/1930 3.73 03/19/1931 7.48 06/03/1932 7.73 04/19/1933 3.85 05/13/1935 8.12 05/07/1936 6.14 05/25/1937 3.44 04/27/1938 5.83 06/24/1939 5.82 08/06/1940 4.53 09/28/1941 10.54 09/19/1942 6.84 05/08/1943 5.51 04/19/1944 5.36 06/03/1945 4.60 04/29/1946 4.73 05/10/1947 5.83 06/26/1948 9.84 05/14/1949 8.40 07/03/1950 9.21 06/01/1951 11.92 04/09/1952 6.48 07/09/1953 5.49 04/26/1954 5.91 05/01/1955 7.71 06/25/1956 8.45 04/17/1957 11.60 05/30/1958 7.78 09/03/1959 9.25 01/12/1960 5.95 07/09/1961 8.54 05/28/1962 14.45 05/30/1963 5.96 05/23/1964 6.24 06/05/1965 11.27 08/07/1966 9.51 07/11/1967 5.84 08/01/1968 8.24 08/22/1969 9.92 08/21/1970 6.48 10/20/1971 6.85 08/22/1972 5.79 03/04/1973 9.39 08/05/1974 14.93 05/13/1975 6.93 04/15/1976 11.21 08/02/1977 7.27 05/01/1978 8.16 05/02/1979 9.41 04/23/1980 10.76 10/11/1981 7.79 05/05/1982 10.07 03/16/1983 6.65 06/11/1984 4.65 04/10/1985 10.39 09/23/1986 6.47 06/10/1987 11.08 03/31/1988 4.75 05/15/1989 13.22 04/10/1990 3.04 08/03/1991 4.04 06/20/1992 4.48 04/17/1993 4.75 04/27/1994 2.80 06/29/1995 4.76 07/24/1996 5.91 07/28/1997 4.80 10/04/1998 7.90 06/10/1999 9.73 02/22/2000 5.97 05/03/2001 5.77 10/03/2002 6.40 05/31/2003 7.31 06/17/2004 8.19 05/24/2005 10.12 12/19/2006 4.47 03/20/2007 6.93 08/15/2008 6.63 04/11/2009 3.69 05/17/2010 5.06 Duration: 45 days 06/17/1907 7.08 07/26/1908 5.60 05/02/1914 6.20 05/18/1915 7.99 05/14/1916 8.64 08/03/1917 7.86 05/27/1918 6.35 05/07/1919 5.24 10/20/1920 5.58 05/26/1921 8.82 02/22/1922 10.61 04/26/1923 13.20 07/07/1924 6.74 05/06/1925 8.64 05/27/1926 6.10 05/11/1928 7.73 10/19/1929 5.05 04/29/1930 4.82 03/19/1931 8.85 05/24/1932 8.30 07/08/1933 4.28 05/13/1935 8.44 04/26/1936 6.96 05/08/1937 4.04 04/14/1938 7.50 06/12/1939 6.75 07/02/1940 6.65 09/17/1941 14.59 09/04/1942 8.17 05/08/1943 7.19 04/09/1944 7.01 03/15/1945 5.98 05/09/1946 6.83 04/09/1947 9.93 06/09/1948 11.83 04/30/1949 11.50 06/29/1950 11.25 05/16/1951 17.98 04/11/1952 7.35 07/09/1953 7.65 04/11/1954 6.73 05/06/1955 9.55 06/28/1956 9.50 03/21/1957 15.17 06/18/1958 11.46 08/31/1959 10.35 05/25/1960 7.83 07/09/1961 11.59 06/01/1962 15.80 05/30/1963 7.56 05/11/1964 7.12 05/26/1965 13.56 07/23/1966 10.45 06/07/1967 7.76 05/31/1968 8.76 08/04/1969 10.02 08/16/1970 7.70 10/18/1971 9.50 07/28/1972 7.92 08/31/1973 12.05 07/24/1974 15.60 04/27/1975 8.63 04/15/1976 14.70 07/21/1977 10.57 05/01/1978 10.49 04/29/1979 12.31 04/23/1980 13.21 04/16/1981 8.66 05/06/1982 13.38 09/11/1983 8.20 05/14/1984 5.78 04/26/1985 11.68 09/23/1986 10.07 05/19/1987 17.42 03/17/1988 6.16 05/15/1989 14.74 04/17/1990 3.82 07/23/1991 5.91 05/20/1992 5.64 04/28/1993 5.80 04/27/1994 3.90 06/09/1995 6.71 06/12/1996 7.07 08/12/1997 6.25 09/20/1998 8.79 05/20/1999 10.73 02/22/2000 6.65 05/03/2001 6.77 09/15/2002 6.94 05/16/2003 9.51 06/17/2004 8.79 05/24/2005 12.30 08/03/2006 4.90 03/24/2007 8.87 09/12/2008 8.98 04/03/2009 3.83 05/17/2010 5.06 Duration: 60 days 06/27/1907 8.69 07/26/1908 7.44 05/27/1914 6.59 07/29/1915 9.59 05/14/1916 8.64 07/19/1917 8.40 04/14/1918 8.15 04/25/1919 7.46 08/25/1920 7.30 05/14/1921 10.57 02/27/1922 10.98 04/26/1923 14.65 06/16/1924 7.80 07/27/1925 11.28 05/17/1926 7.00 05/11/1928 9.43 05/11/1929 5.99 04/26/1930 5.37 03/26/1931 9.50 04/27/1932 9.50 07/08/1933 5.90 05/05/1935 8.49 04/10/1936 7.11 05/25/1937 4.89 04/21/1938 10.50 05/26/1939 7.81 06/22/1940 7.08 09/08/1941 14.75 09/04/1942 8.71 04/11/1943 7.37 03/15/1944 8.06 08/10/1945 7.02 05/09/1946 8.70 04/09/1947 11.07 05/25/1948 12.60 04/27/1949 13.15 06/29/1950 13.16 05/16/1951 19.37 04/09/1952 8.58 07/09/1953 8.47 04/11/1954 7.00 05/01/1955 11.63 06/25/1956 11.90 03/21/1957 19.39 06/06/1958 14.59 08/15/1959 12.50 05/16/1960 8.65 06/04/1961 12.38 06/01/1962 17.36 05/30/1963 10.01 05/11/1964 7.23 05/13/1965 16.96 07/23/1966 10.61 06/16/1967 9.37 07/02/1968 14.45 07/20/1969 11.97 07/20/1970 8.79 09/22/1971 11.38 07/25/1972 9.24 03/04/1973 12.47 07/09/1974 16.07 04/27/1975 9.73 03/31/1976 15.00 07/21/1977 13.29 05/01/1978 11.74 04/18/1979 12.46 04/24/1980 15.28 04/15/1981 9.53 04/25/1982 15.86 09/11/1983 9.47 03/16/1984 7.45 04/10/1985 15.01 08/05/1986 10.77 05/04/1987 20.29 03/02/1988 7.86 05/15/1989 17.62 04/24/1990 5.27 06/23/1991 7.14 06/28/1992 7.67 04/28/1993 7.25 05/24/1994 4.55 05/26/1995 8.71 07/24/1996 9.56 07/28/1997 7.70 09/20/1998 8.79 05/02/1999 12.63 05/25/2000 7.18 05/03/2001 6.77 08/10/2002 8.37 05/14/2003 9.56 06/17/2004 10.75 05/13/2005 13.05 06/18/2006 6.21 03/20/2007 9.82 08/18/2008 11.99 04/27/2009 4.24 04/16/2010 6.74