Precipitation annual maximum series (inches) Station ID: 34-0818 Station name: BLACKWELL State: OK Latitude (decimal degrees): 36.8047 Longitude (decimal degrees): -97.2764 Elevation (feet): 1010 Duration: 1 day 10/10/1918 2.75 10/04/1919 4.02 08/19/1920 2.10 09/18/1921 5.30 11/01/1922 3.11 06/09/1923 3.06 09/19/1924 2.73 07/21/1925 4.47 06/03/1926 1.86 08/03/1927 2.76 06/20/1928 4.34 05/18/1929 3.63 06/24/1930 2.75 11/23/1931 1.73 07/27/1932 6.70 08/19/1933 2.77 09/10/1934 2.87 04/25/1935 3.52 06/06/1936 3.60 06/09/1937 2.54 11/03/1938 1.85 04/05/1939 2.75 11/25/1940 1.48 06/09/1941 3.09 06/21/1942 3.78 05/19/1943 2.86 09/28/1944 3.70 09/28/1945 3.25 02/18/1946 1.12 04/13/1947 1.69 05/10/1948 4.35 08/14/1949 2.15 05/08/1950 2.20 07/13/1951 3.70 06/04/1952 2.70 07/12/1953 3.04 10/12/1954 1.82 10/02/1955 5.74 07/06/1956 1.65 05/16/1957 3.02 07/06/1958 2.75 07/16/1959 3.57 08/25/1960 3.77 09/13/1961 6.11 07/25/1962 1.77 07/11/1963 3.75 09/11/1964 3.54 07/07/1965 2.37 07/23/1966 2.17 07/25/1967 3.87 05/25/1968 3.68 09/16/1969 5.34 09/22/1970 2.62 04/23/1971 3.11 07/19/1972 2.65 09/27/1973 3.33 11/03/1974 3.26 05/14/1975 3.33 04/20/1976 3.15 04/30/1977 2.70 05/28/1978 1.59 11/21/1979 5.68 06/17/1980 3.66 05/13/1981 1.93 05/17/1982 3.10 05/13/1983 2.32 10/13/1984 3.27 02/22/1985 2.09 09/30/1986 5.21 05/28/1987 3.59 09/19/1988 3.22 06/11/1989 4.90 08/13/1990 1.37 04/27/1991 2.79 03/18/1992 3.50 05/08/1993 2.45 07/13/1994 3.42 04/29/1995 2.55 09/26/1996 5.48 09/23/1997 4.35 10/02/1998 4.93 08/03/1999 3.25 06/14/2000 1.64 02/24/2001 1.97 06/13/2002 3.56 09/13/2003 2.16 03/05/2004 2.33 01/05/2005 2.50 04/29/2006 3.70 10/18/2007 3.48 09/12/2008 3.38 08/18/2009 6.85 06/14/2010 3.50 Duration: 2 days 10/09/1918 3.86 10/04/1919 4.33 08/19/1920 4.05 09/18/1921 5.71 10/31/1922 4.81 09/18/1923 3.52 09/18/1924 2.94 07/21/1925 4.81 10/02/1926 3.36 08/02/1927 3.96 11/16/1928 4.77 05/18/1929 3.91 06/24/1930 2.96 11/22/1931 2.41 07/27/1932 7.22 08/18/1933 2.98 09/10/1934 3.09 05/13/1935 5.15 06/05/1936 5.48 09/08/1937 2.74 06/07/1938 3.09 04/04/1939 2.96 11/25/1940 2.05 06/09/1941 3.33 06/21/1942 4.07 05/18/1943 3.91 09/27/1944 4.14 09/27/1945 4.89 02/18/1946 1.43 04/12/1947 2.79 05/10/1948 4.68 09/03/1949 3.56 05/07/1950 2.48 07/13/1951 5.86 06/04/1952 2.91 07/12/1953 3.27 10/11/1954 2.56 10/02/1955 6.73 07/06/1956 1.78 05/16/1957 3.25 07/06/1958 4.94 07/15/1959 5.57 08/25/1960 4.84 09/13/1961 6.58 07/24/1962 2.77 07/11/1963 7.46 11/15/1964 3.81 07/06/1965 3.21 07/22/1966 2.45 07/25/1967 4.17 08/17/1968 4.06 09/15/1969 5.75 09/22/1970 3.87 04/23/1971 3.35 07/18/1972 2.85 09/26/1973 6.22 08/09/1974 4.21 05/13/1975 3.80 07/02/1976 3.60 05/20/1977 2.91 08/03/1978 2.10 11/20/1979 6.48 06/17/1980 4.03 10/16/1981 3.15 05/17/1982 3.34 05/13/1983 4.04 10/13/1984 3.52 02/22/1985 3.51 09/29/1986 7.34 05/27/1987 6.09 09/18/1988 3.92 06/11/1989 5.28 09/20/1990 2.52 04/26/1991 4.69 03/18/1992 3.77 05/08/1993 4.05 07/13/1994 3.68 08/01/1995 4.20 09/26/1996 5.90 07/17/1997 4.92 10/31/1998 5.31 06/19/1999 4.13 07/21/2000 2.08 02/24/2001 2.24 06/13/2002 4.00 09/13/2003 3.30 03/04/2004 3.74 01/05/2005 3.77 04/29/2006 4.30 06/29/2007 4.88 09/11/2008 3.64 08/18/2009 8.00 06/14/2010 3.80 Duration: 3 days 10/09/1918 3.90 10/04/1919 4.37 08/19/1920 5.55 09/18/1921 5.76 10/30/1922 5.01 09/17/1923 3.55 09/17/1924 3.08 07/21/1925 4.86 10/02/1926 3.96 08/01/1927 4.32 11/16/1928 4.82 05/18/1929 3.95 06/24/1930 2.99 11/22/1931 2.43 07/27/1932 7.29 08/17/1933 3.01 09/10/1934 3.12 05/13/1935 5.30 06/05/1936 5.53 09/08/1937 2.84 06/07/1938 3.14 06/12/1939 3.65 11/24/1940 2.07 04/14/1941 3.38 06/19/1942 6.35 05/17/1943 4.78 09/27/1944 4.18 09/28/1945 5.35 06/29/1946 1.76 04/12/1947 3.19 05/10/1948 4.73 09/03/1949 3.59 05/08/1950 2.93 07/13/1951 5.92 06/04/1952 2.94 07/12/1953 3.31 10/11/1954 2.58 10/02/1955 7.48 07/06/1956 1.79 05/22/1957 4.08 07/05/1958 5.23 07/14/1959 7.38 08/25/1960 4.89 09/13/1961 6.64 07/24/1962 2.80 07/11/1963 8.02 11/15/1964 5.28 07/06/1965 3.24 07/21/1966 2.69 07/25/1967 4.21 08/17/1968 4.10 09/15/1969 5.81 04/16/1970 4.78 04/21/1971 3.38 07/18/1972 2.88 09/25/1973 7.37 08/09/1974 5.15 05/13/1975 3.84 07/02/1976 3.65 05/21/1977 3.22 08/03/1978 2.12 11/20/1979 6.54 06/17/1980 5.03 10/16/1981 3.18 05/15/1982 3.37 05/13/1983 4.08 10/13/1984 3.56 02/21/1985 4.02 09/29/1986 8.81 05/27/1987 6.47 09/17/1988 3.96 06/11/1989 5.58 09/20/1990 2.54 04/25/1991 4.81 03/18/1992 3.81 05/08/1993 5.12 07/13/1994 4.28 08/01/1995 5.85 09/26/1996 5.96 07/17/1997 7.02 10/31/1998 5.70 06/19/1999 4.17 07/20/2000 2.22 02/23/2001 2.26 06/12/2002 4.04 09/13/2003 3.33 03/03/2004 3.86 01/04/2005 3.81 04/29/2006 4.65 06/28/2007 5.70 09/11/2008 3.68 08/17/2009 8.36 06/14/2010 3.84 Duration: 4 days 10/09/1918 3.94 10/04/1919 4.41 08/18/1920 5.73 09/18/1921 5.82 10/30/1922 5.06 09/16/1923 4.35 09/17/1924 3.11 07/21/1925 4.91 10/01/1926 4.21 08/01/1927 4.36 11/16/1928 5.17 05/18/1929 3.99 06/24/1930 3.02 11/22/1931 2.46 07/27/1932 7.36 08/17/1933 3.04 11/18/1934 3.56 05/13/1935 5.37 06/05/1936 5.59 09/08/1937 2.87 06/07/1938 3.17 06/12/1939 3.69 11/23/1940 2.38 06/06/1941 3.68 06/19/1942 6.44 05/17/1943 4.84 09/27/1944 4.22 09/27/1945 6.99 06/29/1946 1.78 04/12/1947 3.61 05/10/1948 4.78 05/16/1949 3.64 05/07/1950 3.21 07/13/1951 5.97 06/04/1952 2.96 07/09/1953 3.40 10/11/1954 2.61 10/02/1955 7.65 12/20/1956 1.81 06/10/1957 4.38 07/04/1958 5.65 10/02/1959 7.45 08/25/1960 4.93 09/13/1961 6.71 07/24/1962 2.82 07/11/1963 8.10 11/15/1964 6.13 07/04/1965 4.21 07/20/1966 3.17 07/25/1967 4.41 08/15/1968 4.18 09/15/1969 5.86 04/16/1970 4.83 04/20/1971 4.46 07/18/1972 2.91 09/24/1973 7.58 08/09/1974 5.20 05/11/1975 3.88 04/17/1976 3.71 05/20/1977 3.86 08/03/1978 2.14 11/20/1979 6.61 06/17/1980 5.27 10/14/1981 3.28 05/17/1982 3.49 05/11/1983 4.22 10/13/1984 4.00 02/21/1985 4.35 09/29/1986 8.90 05/25/1987 7.51 09/16/1988 4.70 06/11/1989 5.70 09/18/1990 2.60 04/25/1991 4.86 03/18/1992 3.84 05/08/1993 5.71 07/13/1994 4.58 08/01/1995 7.05 09/26/1996 6.02 07/17/1997 7.47 10/02/1998 7.24 06/19/1999 4.21 10/23/2000 2.60 05/18/2001 2.43 06/13/2002 5.54 09/11/2003 3.36 03/03/2004 3.90 01/03/2005 3.95 04/29/2006 4.70 06/27/2007 6.88 06/06/2008 4.43 08/16/2009 8.46 06/14/2010 3.87 Duration: 7 days 10/09/1918 3.97 10/04/1919 4.71 08/18/1920 5.79 09/18/1921 5.88 10/30/1922 5.38 09/13/1923 5.76 09/14/1924 3.14 07/21/1925 6.35 09/27/1926 5.65 07/29/1927 5.43 11/14/1928 5.35 05/12/1929 4.21 06/05/1930 3.15 11/17/1931 3.98 07/27/1932 7.45 08/17/1933 3.81 09/10/1934 3.81 05/13/1935 7.38 06/05/1936 5.64 06/09/1937 4.83 06/07/1938 3.98 06/12/1939 3.72 11/20/1940 3.61 04/13/1941 4.17 06/19/1942 6.57 05/17/1943 4.89 09/28/1944 5.89 09/24/1945 7.40 10/31/1946 2.68 04/10/1947 4.21 05/10/1948 4.82 09/03/1949 4.20 07/13/1950 4.15 07/13/1951 6.03 06/04/1952 2.99 07/07/1953 3.66 10/06/1954 3.52 09/29/1955 8.30 10/30/1956 2.42 05/16/1957 5.16 07/04/1958 5.71 09/30/1959 8.47 08/25/1960 5.52 09/08/1961 6.86 07/24/1962 3.39 07/07/1963 8.26 11/15/1964 6.49 07/04/1965 4.34 07/20/1966 3.22 07/19/1967 4.58 05/21/1968 4.41 09/15/1969 5.92 04/16/1970 4.87 04/17/1971 4.80 07/13/1972 2.94 09/22/1973 8.50 10/29/1974 6.19 05/10/1975 4.06 04/15/1976 4.63 05/17/1977 5.40 05/27/1978 2.18 11/20/1979 6.67 06/17/1980 5.52 05/08/1981 4.36 05/12/1982 5.42 05/13/1983 5.28 10/13/1984 4.04 02/21/1985 4.39 09/29/1986 9.31 05/23/1987 9.20 09/16/1988 4.75 06/05/1989 6.79 09/17/1990 2.65 04/22/1991 5.24 11/19/1992 3.88 05/07/1993 5.98 07/13/1994 5.02 08/01/1995 7.94 09/26/1996 6.08 07/17/1997 7.54 10/01/1998 7.39 06/19/1999 7.03 10/23/2000 3.14 02/23/2001 2.58 06/12/2002 5.59 09/11/2003 3.40 02/29/2004 4.30 06/11/2005 4.46 04/29/2006 5.62 06/27/2007 7.69 06/04/2008 5.64 08/16/2009 8.54 06/09/2010 5.51 Duration: 10 days 10/09/1918 4.01 10/04/1919 4.76 08/18/1920 6.98 09/18/1921 7.21 10/30/1922 5.43 06/07/1923 6.09 09/18/1924 3.96 07/21/1925 6.41 09/25/1926 7.05 07/29/1927 6.48 06/12/1928 5.64 05/11/1929 4.28 05/06/1930 3.22 11/17/1931 4.49 07/27/1932 7.52 08/19/1933 5.84 09/01/1934 5.03 05/13/1935 7.45 05/28/1936 5.70 06/08/1937 5.05 05/14/1938 4.47 06/12/1939 3.99 11/20/1940 3.65 04/14/1941 4.32 06/17/1942 6.64 05/10/1943 6.35 09/27/1944 6.33 09/22/1945 8.60 10/31/1946 2.71 05/12/1947 4.45 05/10/1948 4.87 05/15/1949 5.01 07/09/1950 4.92 07/13/1951 6.09 05/27/1952 3.02 07/09/1953 3.96 10/06/1954 3.56 09/26/1955 9.48 10/30/1956 2.44 05/16/1957 7.20 07/04/1958 6.29 07/14/1959 11.54 08/18/1960 5.76 09/04/1961 8.05 07/24/1962 5.03 07/07/1963 8.34 11/15/1964 6.55 07/04/1965 4.38 07/20/1966 3.25 07/16/1967 6.11 05/21/1968 4.45 09/15/1969 6.09 04/16/1970 4.92 04/18/1971 5.40 08/31/1972 3.08 09/22/1973 8.59 08/09/1974 6.77 05/14/1975 5.26 04/11/1976 5.03 05/20/1977 5.65 07/06/1978 2.79 11/20/1979 6.74 06/17/1980 5.58 05/08/1981 4.54 05/12/1982 7.62 05/13/1983 6.68 10/13/1984 4.20 02/21/1985 4.44 09/25/1986 9.42 05/24/1987 9.79 09/16/1988 4.90 06/04/1989 7.89 03/06/1990 3.49 04/18/1991 6.44 06/06/1992 4.23 05/01/1993 8.25 07/13/1994 6.92 08/01/1995 8.02 09/19/1996 6.57 07/11/1997 8.34 07/01/1998 7.90 06/16/1999 8.01 06/14/2000 3.78 05/12/2001 2.99 06/05/2002 5.65 05/16/2003 4.12 02/29/2004 4.34 08/13/2005 5.28 04/25/2006 5.78 06/27/2007 7.77 06/01/2008 6.93 08/11/2009 9.43 06/07/2010 6.32 Duration: 20 days 10/09/1918 7.51 10/04/1919 7.58 08/19/1920 10.77 09/08/1921 7.54 10/30/1922 6.93 05/28/1923 9.36 09/19/1924 5.99 07/14/1925 6.47 09/25/1926 7.79 07/29/1927 7.42 06/01/1928 8.54 05/18/1929 7.22 06/05/1930 6.15 11/10/1931 5.24 07/27/1932 7.54 08/11/1933 6.70 09/02/1934 7.99 04/25/1935 10.01 05/23/1936 6.48 05/29/1937 5.86 05/21/1938 6.48 05/26/1939 5.97 11/09/1940 3.78 10/15/1941 5.46 06/06/1942 8.60 05/08/1943 8.98 09/19/1944 6.77 09/12/1945 9.08 10/23/1946 3.06 04/05/1947 5.72 04/21/1948 5.83 05/07/1949 5.97 07/09/1950 7.89 06/29/1951 9.44 08/06/1952 3.67 07/07/1953 5.04 10/07/1954 4.63 09/25/1955 9.64 07/06/1956 2.98 06/10/1957 11.60 06/19/1958 8.99 09/17/1959 13.65 08/08/1960 7.88 09/04/1961 9.89 07/14/1962 6.17 07/11/1963 9.93 08/25/1964 9.32 06/22/1965 4.49 07/22/1966 4.09 07/12/1967 7.18 05/07/1968 8.22 09/08/1969 6.13 03/30/1970 7.80 04/17/1971 5.78 08/25/1972 4.84 09/22/1973 11.56 08/09/1974 11.09 05/10/1975 7.76 04/13/1976 6.51 05/17/1977 8.67 05/18/1978 4.22 11/08/1979 7.32 06/05/1980 5.58 10/16/1981 5.43 05/12/1982 9.65 05/13/1983 7.54 03/23/1984 6.11 09/29/1985 4.74 09/25/1986 9.84 05/23/1987 11.16 03/30/1988 6.30 06/04/1989 8.99 09/11/1990 5.21 04/13/1991 7.34 06/01/1992 6.33 04/29/1993 12.06 07/08/1994 8.25 07/20/1995 11.61 09/14/1996 7.94 08/03/1997 10.84 09/21/1998 10.49 06/13/1999 11.98 06/14/2000 5.89 08/31/2001 4.60 05/25/2002 7.56 09/13/2003 4.71 06/21/2004 7.29 08/13/2005 7.94 04/24/2006 7.03 06/13/2007 9.96 05/22/2008 10.93 08/01/2009 9.73 06/07/2010 7.35 Duration: 30 days 10/09/1918 9.12 10/04/1919 8.62 08/09/1920 11.52 08/29/1921 7.93 06/25/1922 7.23 05/18/1923 11.05 09/12/1924 6.75 07/21/1925 7.52 09/05/1926 10.21 07/13/1927 9.60 06/01/1928 9.55 05/08/1929 8.47 06/05/1930 6.30 11/10/1931 5.33 07/27/1932 10.40 07/31/1933 9.40 09/01/1934 9.24 04/18/1935 12.78 09/13/1936 8.10 05/22/1937 6.98 05/14/1938 9.57 05/21/1939 6.75 11/20/1940 4.73 04/13/1941 6.78 06/06/1942 9.76 05/07/1943 9.84 09/05/1944 6.98 09/12/1945 9.24 10/08/1946 4.39 04/01/1947 6.56 06/20/1948 7.02 05/14/1949 6.88 07/13/1950 8.25 06/15/1951 12.61 07/30/1952 4.00 07/07/1953 5.68 09/30/1954 5.65 09/11/1955 9.71 10/14/1956 3.69 05/30/1957 13.52 06/16/1958 10.65 09/17/1959 14.60 08/08/1960 8.56 09/13/1961 13.64 07/05/1962 6.60 07/07/1963 10.17 08/14/1964 12.68 07/04/1965 7.11 07/20/1966 4.91 06/29/1967 8.24 05/07/1968 8.23 05/31/1969 7.86 03/25/1970 8.17 07/01/1971 6.18 10/21/1972 5.80 09/12/1973 12.41 08/06/1974 13.26 05/13/1975 11.09 04/08/1976 7.20 04/30/1977 10.03 04/30/1978 6.23 07/31/1979 8.87 05/27/1980 6.86 10/04/1981 6.82 05/06/1982 10.97 05/13/1983 9.73 03/17/1984 8.01 09/22/1985 6.56 09/25/1986 10.78 05/22/1987 13.81 04/01/1988 7.56 05/15/1989 12.23 02/15/1990 6.24 03/29/1991 8.84 05/17/1992 9.24 04/28/1993 12.12 06/30/1994 9.28 07/20/1995 12.65 08/30/1996 8.84 06/24/1997 12.93 09/21/1998 12.87 06/03/1999 13.62 10/14/2000 7.06 05/04/2001 5.86 05/21/2002 11.35 09/13/2003 7.70 06/06/2004 8.50 08/07/2005 8.00 04/29/2006 8.41 03/19/2007 12.27 05/22/2008 13.19 07/21/2009 11.08 05/19/2010 10.55 Duration: 45 days 09/25/1918 10.11 09/28/1919 9.54 08/05/1920 12.19 08/14/1921 8.64 10/01/1922 7.77 09/12/1923 12.76 09/02/1924 7.19 06/07/1925 8.35 08/23/1926 11.88 07/13/1927 12.39 05/15/1928 11.09 04/24/1929 11.06 04/28/1930 7.85 04/23/1931 6.80 06/18/1932 13.22 07/15/1933 11.34 08/22/1934 10.37 04/18/1935 15.51 09/13/1936 8.17 06/05/1937 8.59 05/03/1938 10.97 05/21/1939 9.02 04/06/1940 6.17 09/29/1941 7.60 05/20/1942 9.95 05/07/1943 10.12 08/21/1944 9.18 08/23/1945 9.50 04/23/1946 5.48 04/05/1947 10.23 06/15/1948 7.54 04/27/1949 8.10 07/13/1950 12.74 06/01/1951 15.29 04/21/1952 4.38 06/05/1953 7.02 04/30/1954 6.45 08/23/1955 10.40 05/16/1957 20.72 06/19/1958 12.28 07/09/1959 15.52 07/17/1960 11.35 09/04/1961 15.69 06/21/1962 8.88 06/15/1963 11.65 08/10/1964 14.54 08/15/1965 7.73 04/23/1966 5.46 06/11/1967 11.82 05/07/1968 11.44 05/13/1969 10.59 03/16/1970 9.78 09/17/1971 7.78 06/19/1972 7.48 09/01/1973 13.84 07/25/1974 14.21 05/11/1975 14.85 04/13/1976 9.49 04/17/1977 13.31 04/28/1978 6.77 07/24/1979 12.65 05/12/1980 9.04 10/02/1981 7.71 05/06/1982 13.30 05/07/1983 10.91 03/17/1984 8.89 09/10/1985 7.64 09/25/1986 12.59 05/23/1987 16.22 03/18/1988 8.15 05/15/1989 14.33 02/15/1990 7.02 04/26/1991 11.19 05/11/1992 12.15 04/29/1993 15.18 07/08/1994 10.76 04/29/1995 13.87 08/17/1996 11.89 07/11/1997 19.21 09/21/1998 19.29 05/21/1999 18.38 06/14/2000 9.05 04/23/2001 6.33 05/08/2002 13.91 05/14/2003 8.89 05/27/2004 11.14 06/01/2005 9.08 04/24/2006 9.69 03/19/2007 14.34 05/06/2008 16.73 07/08/2009 13.92 05/13/2010 13.12 Duration: 60 days 08/30/1918 12.44 10/04/1919 9.97 07/16/1920 13.72 07/29/1921 9.80 09/09/1922 8.67 04/20/1923 15.64 09/17/1924 9.15 05/31/1925 10.46 08/14/1926 13.64 07/01/1927 14.19 06/01/1928 12.92 04/10/1929 13.77 04/26/1930 11.31 04/19/1931 8.73 06/19/1932 15.92 06/30/1933 13.69 08/22/1934 11.07 04/18/1935 16.54 08/22/1936 8.75 05/22/1937 10.32 04/15/1938 11.65 05/08/1939 10.05 04/06/1940 7.08 04/13/1941 11.40 08/07/1942 11.26 04/08/1943 10.88 08/07/1944 11.79 08/06/1945 10.48 09/10/1946 6.36 04/05/1947 11.96 05/10/1948 8.73 05/14/1949 10.46 07/09/1950 14.93 05/16/1951 19.71 02/24/1952 5.72 06/05/1953 7.95 04/22/1954 7.97 04/20/1955 11.31 05/26/1956 4.97 05/03/1957 23.54 06/06/1958 14.66 08/16/1959 18.06 07/17/1960 13.15 09/04/1961 20.28 06/03/1962 10.26 07/11/1963 13.69 07/28/1964 15.05 07/04/1965 11.29 04/18/1966 7.12 05/30/1967 14.16 04/19/1968 13.13 04/27/1969 12.96 03/16/1970 10.64 04/17/1971 9.65 07/18/1972 9.00 08/13/1973 14.24 08/02/1974 15.31 04/28/1975 16.58 04/08/1976 10.28 04/30/1977 15.02 05/18/1978 8.87 07/06/1979 14.38 04/24/1980 12.98 09/14/1981 8.95 04/25/1982 14.64 05/07/1983 11.93 03/12/1984 10.24 09/22/1985 9.43 09/29/1986 13.03 05/22/1987 18.07 03/02/1988 10.40 05/16/1989 16.02 01/17/1990 8.37 04/13/1991 13.84 04/29/1992 14.59 04/29/1993 17.15 07/13/1994 14.04 06/06/1995 16.67 07/30/1996 14.12 06/24/1997 23.79 09/13/1998 20.99 05/12/1999 21.39 05/25/2000 10.92 05/04/2001 7.90 04/21/2002 15.72 05/14/2003 10.08 06/03/2004 13.57 08/13/2005 10.78 04/24/2006 12.02 03/15/2007 17.98 05/02/2008 17.37 06/21/2009 17.45 05/10/2010 16.89