Precipitation annual maximum series (inches) Station ID: 41-1911 Station name: COLUMBUS State: TX Latitude (decimal degrees): 29.6989 Longitude (decimal degrees): -96.5731 Elevation (feet): 226 Duration: 1 hour 05/13/1989 1.17 04/26/1990 1.12 06/02/1992 1.65 06/20/1993 1.34 08/09/1994 1.84 03/13/1995 1.52 10/25/1996 1.31 06/06/1997 1.31 10/17/1998 1.62 07/13/1999 1.31 10/17/2000 1.45 09/09/2001 1.53 04/08/2002 1.39 07/24/2003 1.08 04/10/2004 1.61 05/08/2005 1.69 03/28/2006 1.53 06/25/2007 1.46 10/15/2008 1.23 04/17/2009 1.79 07/02/2010 1.05 05/12/2011 0.97 01/09/2012 1.65 06/02/2013 1.48 05/13/2014 2.84 05/18/2015 2.63 04/17/2016 2.15 06/01/2017 1.85 Duration: 2 hours 01/18/1989 1.30 05/22/1990 1.29 12/21/1991 0.80 06/02/1992 2.98 05/05/1993 1.85 08/09/1994 2.14 03/13/1995 2.15 10/25/1996 2.36 06/06/1997 2.00 10/17/1998 3.24 07/13/1999 1.53 10/17/2000 2.57 09/09/2001 2.64 04/08/2002 1.80 10/09/2003 1.31 11/22/2004 2.21 05/08/2005 2.11 07/04/2006 1.88 06/25/2007 1.58 10/15/2008 1.63 04/17/2009 2.11 07/02/2010 1.24 05/12/2011 1.17 01/25/2012 2.48 10/13/2013 1.92 05/13/2014 5.05 05/18/2015 2.95 05/27/2016 3.33 08/26/2017 2.94 Duration: 3 hours 01/12/1989 1.35 04/26/1990 1.41 12/21/1991 1.18 06/02/1992 3.10 05/05/1993 2.12 08/09/1994 2.29 03/13/1995 2.33 10/25/1996 2.45 06/06/1997 2.68 10/17/1998 3.97 07/13/1999 1.75 10/17/2000 3.24 09/09/2001 2.76 04/08/2002 2.19 10/09/2003 1.48 11/22/2004 2.70 05/08/2005 2.23 07/04/2006 2.13 11/17/2007 2.01 10/15/2008 1.84 04/17/2009 2.34 07/02/2010 1.30 05/12/2011 1.36 01/25/2012 2.61 10/30/2013 2.46 05/13/2014 5.90 05/18/2015 3.01 05/27/2016 3.90 08/26/2017 3.32 Duration: 6 hours 06/14/1989 1.87 02/21/1990 1.66 12/21/1991 1.68 06/02/1992 3.18 05/05/1993 2.65 08/09/1994 2.53 03/13/1995 2.47 10/25/1996 2.64 06/06/1997 3.71 10/17/1998 4.90 07/13/1999 2.10 10/17/2000 3.63 09/09/2001 2.91 04/08/2002 2.49 10/09/2003 1.59 11/22/2004 3.70 05/08/2005 2.28 07/04/2006 2.27 11/17/2007 2.83 10/15/2008 1.95 04/17/2009 4.50 07/02/2010 1.51 06/22/2011 1.78 07/12/2012 3.85 10/13/2013 3.18 05/13/2014 7.62 10/24/2015 3.59 04/18/2016 4.91 08/26/2017 4.66 Duration: 12 hours 06/14/1989 1.89 07/17/1990 1.80 12/21/1991 2.61 06/01/1992 3.45 06/19/1993 3.41 10/08/1994 2.76 03/12/1995 2.49 10/25/1996 2.68 06/06/1997 4.05 10/17/1998 7.71 01/05/1999 2.46 10/17/2000 3.69 09/09/2001 2.96 04/08/2002 3.51 11/17/2003 1.67 11/22/2004 5.17 05/08/2005 2.30 07/04/2006 2.36 11/17/2007 3.77 10/15/2008 2.17 04/17/2009 4.63 09/07/2010 1.90 06/22/2011 1.96 07/12/2012 4.28 10/13/2013 3.22 05/12/2014 7.95 10/24/2015 5.11 04/17/2016 8.09 08/26/2017 6.23 Duration: 1 day 02/18/1904 2.65 03/07/1905 3.50 09/24/1906 2.25 10/30/1907 5.20 06/20/1908 3.48 10/31/1909 5.96 12/23/1910 2.84 05/01/1911 2.40 12/04/1912 3.60 09/26/1913 4.85 12/02/1914 4.56 08/28/1916 2.17 04/14/1948 2.00 02/26/1949 4.66 06/02/1950 3.22 09/14/1951 2.52 05/28/1952 6.15 05/15/1953 2.46 04/09/1954 3.12 02/05/1955 4.11 05/02/1956 2.99 10/15/1957 5.41 05/04/1958 3.80 05/22/1959 5.84 06/25/1960 7.42 09/12/1961 7.83 02/15/1962 3.12 06/17/1963 3.80 09/17/1964 4.10 01/22/1965 4.55 08/26/1966 2.25 04/14/1967 2.77 06/24/1968 4.50 12/06/1969 2.45 09/02/1970 5.85 09/11/1971 3.85 03/21/1972 6.10 06/13/1973 10.00 09/14/1974 3.59 05/24/1975 4.25 04/05/1976 2.28 04/16/1977 2.15 09/12/1978 5.20 09/20/1979 5.10 10/19/1980 2.00 11/01/1981 4.75 05/14/1982 3.10 05/22/1983 3.80 05/19/1984 2.28 09/30/1985 3.17 12/15/1986 2.65 05/12/1987 2.40 06/03/1988 2.10 01/19/1989 2.08 07/18/1990 2.10 06/16/1991 3.81 06/02/1992 3.95 06/20/1993 5.90 10/17/1994 3.10 03/13/1995 2.80 10/25/1996 3.00 06/06/1997 4.80 10/17/1998 7.74 07/13/1999 2.50 10/16/2000 3.93 09/09/2001 3.30 04/07/2002 3.90 02/20/2003 2.35 11/21/2004 5.14 05/08/2005 2.70 07/05/2006 2.50 11/18/2007 5.33 10/16/2008 2.90 04/18/2009 5.10 05/15/2010 3.63 06/22/2011 3.10 07/11/2012 3.86 10/12/2013 2.95 05/13/2014 8.80 10/25/2015 6.34 04/18/2016 9.40 08/25/2017 8.98 Duration: 2 days 10/24/1904 3.00 03/07/1905 3.74 09/24/1906 2.40 10/30/1907 5.55 06/20/1908 4.52 10/31/1909 11.92 12/22/1910 3.03 05/12/1911 2.64 10/16/1912 4.29 09/26/1913 5.55 12/02/1914 5.29 10/17/1916 2.32 05/25/1948 2.36 02/25/1949 5.78 06/02/1950 5.78 06/04/1951 2.72 05/28/1952 6.56 08/29/1953 3.87 04/09/1954 3.33 02/05/1955 6.22 12/19/1956 3.19 10/15/1957 9.72 05/03/1958 5.43 05/21/1959 6.23 06/25/1960 10.82 09/11/1961 9.31 02/15/1962 3.33 06/17/1963 4.06 09/17/1964 4.38 01/21/1965 5.05 08/25/1966 2.55 09/20/1967 4.70 06/23/1968 5.40 02/21/1969 3.38 09/02/1970 6.24 09/10/1971 4.98 03/21/1972 6.51 06/12/1973 12.57 09/13/1974 5.17 05/24/1975 6.15 04/05/1976 3.09 04/16/1977 3.82 09/11/1978 7.20 09/19/1979 6.90 01/21/1980 2.87 10/31/1981 7.20 05/13/1982 3.40 05/21/1983 5.37 05/19/1984 3.94 09/29/1985 4.97 12/14/1986 2.97 06/12/1987 2.92 06/03/1988 2.36 01/19/1989 4.15 07/17/1990 2.60 06/15/1991 4.91 06/01/1992 4.24 06/20/1993 6.35 10/17/1994 5.50 05/30/1995 3.99 10/24/1996 3.23 06/06/1997 5.17 10/17/1998 10.00 01/04/1999 3.26 10/16/2000 5.00 08/29/2001 3.56 11/03/2002 5.07 02/20/2003 2.51 11/20/2004 7.79 05/07/2005 2.91 07/05/2006 3.58 11/18/2007 5.75 10/15/2008 3.13 04/18/2009 6.30 05/15/2010 3.91 06/22/2011 3.80 07/10/2012 4.14 10/30/2013 5.17 05/13/2014 9.49 10/23/2015 8.61 04/18/2016 10.13 08/25/2017 15.22 Duration: 3 days 02/18/1904 3.42 06/25/1905 3.77 09/24/1906 2.42 10/30/1907 5.60 06/20/1908 4.56 10/31/1909 12.04 05/20/1910 3.06 05/01/1911 3.00 10/16/1912 5.34 09/25/1913 5.80 08/06/1914 5.45 10/17/1916 2.34 05/25/1948 2.67 02/25/1949 5.84 06/01/1950 7.30 06/03/1951 3.24 05/28/1952 6.63 08/28/1953 4.28 04/09/1954 3.36 02/04/1955 6.80 12/19/1956 3.22 10/15/1957 9.81 05/03/1958 5.48 04/08/1959 7.52 06/24/1960 12.02 09/11/1961 10.59 02/15/1962 3.36 06/17/1963 4.10 09/17/1964 4.42 05/17/1965 5.68 08/25/1966 2.57 09/20/1967 5.38 06/22/1968 5.72 02/20/1969 3.51 09/01/1970 6.30 09/09/1971 5.36 03/21/1972 6.57 06/12/1973 12.69 09/12/1974 6.11 05/24/1975 6.21 04/05/1976 3.12 04/15/1977 3.87 09/12/1978 7.70 09/18/1979 7.70 05/14/1980 3.04 10/31/1981 7.27 05/12/1982 4.08 05/20/1983 6.70 05/18/1984 4.84 09/29/1985 5.02 12/14/1986 3.05 06/11/1987 2.99 06/03/1988 2.69 01/19/1989 4.25 07/16/1990 2.65 06/15/1991 5.36 06/02/1992 5.30 06/19/1993 7.83 10/17/1994 6.05 05/30/1995 4.75 08/29/1996 3.70 06/06/1997 5.28 10/17/1998 10.35 06/23/1999 3.46 10/16/2000 5.10 08/29/2001 4.95 11/02/2002 5.77 02/19/2003 2.66 11/20/2004 11.45 07/17/2005 2.97 07/05/2006 3.65 11/18/2007 5.86 10/15/2008 3.19 04/18/2009 6.42 09/07/2010 3.99 06/22/2011 3.88 07/10/2012 4.18 10/28/2013 5.23 05/13/2014 9.67 10/23/2015 9.44 04/18/2016 10.33 08/25/2017 19.20 Duration: 4 days 05/03/1904 3.75 11/06/1905 3.90 09/24/1906 2.45 10/30/1907 6.18 06/20/1908 4.61 10/31/1909 12.15 05/20/1910 3.44 05/01/1911 3.03 10/16/1912 5.39 09/25/1913 5.86 08/07/1914 6.07 10/17/1916 2.36 05/25/1948 2.70 02/23/1949 8.14 06/01/1950 7.37 06/03/1951 3.27 05/28/1952 6.69 08/27/1953 4.99 04/09/1954 3.40 02/04/1955 6.87 12/19/1956 3.81 10/15/1957 9.91 05/03/1958 5.54 04/08/1959 7.59 06/24/1960 12.14 09/11/1961 10.69 02/15/1962 3.40 06/17/1963 4.14 09/17/1964 4.81 05/17/1965 5.74 08/25/1966 2.73 09/20/1967 5.43 06/21/1968 6.02 02/20/1969 3.54 09/01/1970 6.37 09/09/1971 5.62 05/11/1972 6.64 06/12/1973 13.67 09/12/1974 6.17 05/24/1975 6.27 04/05/1976 3.51 04/14/1977 4.02 09/11/1978 9.70 09/18/1979 7.78 05/14/1980 3.14 10/31/1981 7.34 05/11/1982 4.18 05/19/1983 6.77 05/17/1984 5.09 09/29/1985 5.07 10/09/1986 3.32 06/10/1987 3.74 06/02/1988 2.84 01/18/1989 4.34 07/17/1990 2.71 12/19/1991 5.77 06/01/1992 5.59 06/20/1993 9.50 10/16/1994 6.17 05/30/1995 4.84 06/22/1996 4.06 06/06/1997 5.38 10/17/1998 10.56 01/01/1999 4.01 06/08/2000 5.33 08/28/2001 5.45 11/01/2002 5.88 02/19/2003 2.71 11/20/2004 12.00 07/14/2005 4.14 07/05/2006 3.72 11/18/2007 5.98 10/15/2008 3.25 04/18/2009 6.55 05/15/2010 4.07 06/22/2011 3.95 07/11/2012 4.44 10/28/2013 5.40 05/10/2014 10.23 10/21/2015 9.56 04/17/2016 10.54 08/26/2017 20.90 Duration: 7 days 04/29/1904 3.79 06/21/1905 5.20 09/20/1906 2.47 10/30/1907 6.24 06/20/1908 5.24 10/31/1909 12.27 05/18/1910 3.80 12/09/1911 3.36 10/16/1912 5.45 09/26/1913 9.21 08/06/1914 7.19 05/18/1916 3.00 05/25/1948 2.72 02/21/1949 8.54 06/01/1950 7.78 09/09/1951 3.37 05/24/1952 6.76 08/29/1953 5.95 04/09/1954 3.58 02/04/1955 6.93 12/19/1956 3.92 10/15/1957 10.01 04/28/1958 6.02 04/08/1959 10.02 06/24/1960 12.26 09/11/1961 10.80 05/29/1962 3.71 06/26/1963 4.18 09/17/1964 4.96 05/17/1965 5.88 05/02/1966 3.35 09/16/1967 6.88 06/18/1968 8.15 09/15/1969 3.58 10/06/1970 6.78 08/03/1971 6.05 05/06/1972 8.40 06/09/1973 13.96 09/10/1974 6.89 05/24/1975 7.13 10/25/1976 3.88 04/15/1977 6.02 09/08/1978 9.86 09/18/1979 7.85 05/13/1980 4.06 10/31/1981 7.41 05/12/1982 4.30 05/16/1983 7.36 05/17/1984 5.14 09/26/1985 5.27 10/08/1986 3.93 05/06/1987 5.39 05/30/1988 4.93 01/14/1989 4.50 07/12/1990 3.89 12/17/1991 6.95 06/01/1992 6.14 06/18/1993 11.12 10/15/1994 6.30 05/27/1995 5.05 06/21/1996 4.39 10/06/1997 6.49 10/17/1998 10.77 12/30/1998 4.84 10/16/2000 6.34 08/26/2001 7.01 11/01/2002 6.00 02/15/2003 2.96 11/17/2004 15.27 07/14/2005 5.62 07/05/2006 4.63 11/18/2007 7.25 10/15/2008 3.32 10/04/2009 6.73 09/03/2010 4.15 06/22/2011 4.03 07/09/2012 4.56 10/27/2013 6.86 05/09/2014 10.53 10/21/2015 9.69 04/13/2016 12.05 08/26/2017 21.32 Duration: 10 days 04/29/1904 4.80 06/21/1905 5.25 08/10/1906 3.02 10/30/1907 6.30 06/20/1908 6.42 10/31/1909 12.40 05/18/1910 3.84 12/07/1911 4.12 10/16/1912 5.50 09/26/1913 10.77 11/24/1914 9.21 05/18/1916 3.03 05/19/1948 3.32 02/19/1949 8.75 05/27/1950 7.86 06/04/1951 4.65 05/19/1952 8.03 08/26/1953 7.35 04/09/1954 3.67 02/04/1955 7.00 12/19/1956 3.96 10/15/1957 10.49 04/28/1958 6.08 04/08/1959 10.91 06/24/1960 12.38 06/10/1961 11.73 05/29/1962 3.92 06/17/1963 5.48 09/17/1964 5.54 05/11/1965 6.16 05/02/1966 3.38 09/15/1967 6.96 06/18/1968 8.74 02/14/1969 5.56 10/06/1970 6.85 09/02/1971 6.85 05/06/1972 9.33 06/06/1973 15.29 09/09/1974 7.02 05/24/1975 7.59 12/06/1976 4.98 04/14/1977 6.17 09/05/1978 9.96 09/18/1979 7.93 05/12/1980 4.46 10/31/1981 7.88 05/06/1982 5.80 05/15/1983 7.54 10/10/1984 5.64 09/26/1985 5.32 12/14/1986 6.20 05/05/1987 5.59 05/29/1988 4.98 01/12/1989 6.53 07/12/1990 4.02 12/18/1991 8.42 05/27/1992 7.01 06/11/1993 13.00 10/08/1994 6.50 05/27/1995 5.15 08/22/1996 5.31 05/30/1997 7.07 10/17/1998 10.98 07/11/1999 4.90 06/02/2000 7.52 08/26/2001 7.80 10/26/2002 7.93 09/11/2003 3.38 11/15/2004 15.69 07/14/2005 5.91 07/02/2006 5.03 11/18/2007 7.80 10/07/2008 3.38 10/02/2009 7.57 07/01/2010 4.91 06/22/2011 4.11 05/08/2012 5.94 10/28/2013 7.00 05/09/2014 10.74 10/23/2015 10.38 04/13/2016 13.11 08/26/2017 21.75 Duration: 20 days 04/29/1904 6.80 06/21/1905 8.87 09/17/1906 4.28 10/30/1907 10.36 06/20/1908 7.40 10/31/1909 14.42 12/13/1910 5.12 12/07/1911 6.50 12/04/1912 6.11 09/17/1913 11.96 11/13/1914 10.21 05/03/1916 3.53 08/25/1948 4.78 02/23/1949 10.03 05/21/1950 8.81 05/25/1951 6.37 05/19/1952 9.59 08/20/1953 8.32 04/09/1954 3.67 01/18/1955 8.09 05/02/1956 4.82 10/15/1957 10.72 09/06/1958 8.73 04/01/1959 12.79 06/24/1960 12.38 08/29/1961 12.97 09/08/1962 4.66 06/17/1963 9.05 09/17/1964 7.53 05/11/1965 7.98 04/18/1966 5.96 09/03/1967 7.12 06/05/1968 8.98 11/17/1969 6.73 08/30/1970 8.68 09/02/1971 8.39 04/28/1972 11.71 06/06/1973 16.88 08/26/1974 11.01 05/24/1975 9.40 12/05/1976 6.69 04/14/1977 7.17 08/29/1978 11.90 05/03/1979 10.11 05/02/1980 6.36 05/30/1981 9.67 11/17/1982 7.33 05/03/1983 8.05 10/06/1984 8.30 09/11/1985 6.89 08/29/1986 6.98 05/29/1987 8.21 05/21/1988 6.10 01/12/1989 10.38 07/12/1990 5.29 12/08/1991 9.55 05/15/1992 11.37 06/11/1993 16.67 04/29/1994 9.90 02/26/1995 6.49 08/13/1996 7.04 05/19/1997 9.20 10/02/1998 12.90 06/08/1999 7.08 10/17/2000 9.95 08/25/2001 11.61 10/18/2002 12.35 09/01/2003 5.21 11/15/2004 15.92 07/06/2005 6.98 06/17/2006 6.31 03/12/2007 8.19 07/05/2008 4.31 09/22/2009 9.37 07/01/2010 5.81 06/22/2011 4.15 01/09/2012 7.30 10/12/2013 9.41 05/09/2014 14.23 05/11/2015 11.90 04/13/2016 14.13 08/11/2017 21.96 Duration: 30 days 04/25/1904 7.22 06/21/1905 9.87 07/14/1906 5.36 10/30/1907 13.36 06/20/1908 8.14 10/19/1909 16.02 12/13/1910 5.18 04/18/1911 7.54 11/22/1912 6.80 09/09/1913 16.59 11/12/1914 11.97 04/24/1916 4.91 04/13/1948 5.53 02/21/1949 10.94 05/12/1950 10.81 05/16/1951 6.67 05/18/1952 10.25 04/24/1953 8.35 04/09/1954 5.10 01/10/1955 9.01 04/22/1956 5.53 09/23/1957 17.68 09/06/1958 11.78 04/08/1959 13.50 06/24/1960 14.66 06/13/1961 16.20 12/21/1962 5.81 06/17/1963 9.05 09/17/1964 7.53 01/21/1965 8.94 04/14/1966 6.94 09/17/1967 9.74 05/26/1968 14.69 08/24/1969 8.25 09/13/1970 10.22 08/27/1971 9.95 04/21/1972 11.82 06/06/1973 17.16 08/26/1974 11.48 04/30/1975 10.00 09/27/1976 8.98 03/25/1977 8.55 08/22/1978 12.00 05/02/1979 13.48 04/25/1980 7.06 05/19/1981 11.65 04/19/1982 8.82 05/10/1983 8.41 05/17/1984 9.21 09/26/1985 8.39 05/10/1986 9.16 05/06/1987 10.11 05/08/1988 6.69 01/08/1989 10.80 04/27/1990 5.82 12/14/1991 11.37 05/11/1992 13.45 05/24/1993 17.92 04/20/1994 11.13 05/04/1995 7.71 08/21/1996 8.86 05/23/1997 11.96 10/17/1998 20.56 05/27/1999 9.70 10/07/2000 12.55 08/13/2001 13.09 10/07/2002 15.07 09/10/2003 6.52 10/31/2004 17.37 07/06/2005 7.16 06/16/2006 7.84 07/20/2007 10.77 10/15/2008 5.04 09/11/2009 11.34 01/15/2010 6.88 12/25/2010 4.64 06/21/2012 8.60 10/04/2013 10.01 05/09/2014 14.23 10/23/2015 12.73 04/13/2016 14.53 08/06/2017 22.56 Duration: 45 days 04/25/1904 8.52 05/14/1905 11.11 07/07/1906 7.76 10/30/1907 16.71 06/20/1908 9.96 10/31/1909 17.55 05/20/1910 6.46 04/01/1911 9.30 11/22/1912 8.23 09/09/1913 18.32 04/19/1914 14.77 04/27/1916 6.28 04/13/1948 8.85 01/15/1949 14.81 04/20/1950 14.13 05/02/1951 8.58 11/10/1952 12.54 04/12/1953 8.88 04/09/1954 6.65 12/26/1954 10.48 04/05/1956 6.34 09/12/1957 18.64 08/22/1958 12.29 04/08/1959 24.20 06/24/1960 14.81 06/10/1961 19.25 04/23/1962 7.30 05/20/1963 10.24 08/23/1964 9.93 11/04/1965 10.76 04/15/1966 8.51 09/16/1967 11.79 05/11/1968 18.67 02/08/1969 9.50 08/30/1970 16.41 08/03/1971 15.05 04/28/1972 12.41 06/06/1973 19.08 08/05/1974 14.37 05/24/1975 13.18 09/16/1976 12.47 03/19/1977 9.60 08/01/1978 12.53 04/17/1979 16.85 09/06/1980 7.40 05/24/1981 15.79 10/29/1982 10.35 02/15/1983 10.78 05/18/1984 11.10 09/29/1985 11.17 04/28/1986 12.18 05/05/1987 14.44 04/30/1988 8.49 12/24/1988 11.50 03/28/1990 7.02 12/23/1990 12.35 01/12/1992 15.51 05/10/1993 19.85 04/21/1994 13.70 02/26/1995 9.67 08/14/1996 10.65 05/08/1997 14.75 10/02/1998 23.03 06/08/1999 12.60 10/06/2000 17.64 08/29/2001 15.17 10/01/2002 15.19 08/31/2003 8.17 10/13/2004 19.77 01/26/2005 8.18 06/16/2006 9.38 06/23/2007 13.67 10/07/2008 5.18 09/13/2009 12.16 06/03/2010 7.84 05/13/2011 5.66 01/09/2012 11.87 09/17/2013 14.21 05/09/2014 15.94 05/11/2015 19.42 04/18/2016 20.05 07/16/2017 24.10 Duration: 60 days 04/25/1904 9.77 05/14/1905 14.78 08/07/1906 9.27 10/30/1907 18.11 06/20/1908 11.08 10/19/1909 19.15 05/18/1910 7.51 03/19/1911 12.18 10/16/1912 11.76 09/09/1913 19.92 10/24/1914 16.13 12/07/1915 7.22 04/13/1948 8.97 01/15/1949 16.70 04/14/1950 18.05 09/09/1951 9.75 04/10/1952 14.56 08/28/1953 9.80 04/09/1954 7.57 12/12/1954 11.24 03/22/1956 6.76 09/23/1957 21.31 09/07/1958 14.17 03/26/1959 25.07 06/24/1960 18.44 06/09/1961 21.16 11/20/1962 8.93 06/17/1963 13.23 08/08/1964 10.72 11/03/1965 11.86 03/23/1966 9.72 08/18/1967 14.26 05/04/1968 21.09 02/14/1969 11.61 08/30/1970 17.72 07/28/1971 16.98 03/21/1972 17.95 06/06/1973 23.32 07/19/1974 15.23 04/06/1975 16.99 10/16/1976 13.85 03/25/1977 11.04 07/20/1978 13.30 04/02/1979 20.25 03/23/1980 9.55 04/19/1981 19.67 10/07/1982 13.72 05/19/1983 12.80 05/08/1984 12.50 09/29/1985 14.99 08/24/1986 13.52 05/04/1987 14.86 04/17/1988 8.70 12/08/1988 12.48 03/28/1990 9.42 12/26/1990 13.05 12/17/1991 21.84 04/29/1993 26.18 04/22/1994 15.87 04/04/1995 11.33 11/23/1996 13.15 04/24/1997 17.94 09/15/1998 27.15 05/24/1999 15.62 10/06/2000 19.05 08/16/2001 18.72 09/06/2002 19.26 08/29/2003 9.65 10/02/2004 20.64 05/26/2005 10.72 05/29/2006 9.89 06/24/2007 17.78 06/21/2008 5.84 08/13/2009 14.25 05/15/2010 11.65 05/13/2011 5.86 12/22/2011 14.46 09/06/2013 15.83 05/09/2014 17.24 05/11/2015 23.09 04/13/2016 25.40 08/06/2017 24.99