1957 07 28.79  20.93  24.86 
1957 08 29.44  20.24  24.84 
1957 09 30.39  17.69  24.04 
1957 10 32.18 -99.99 -99.99 
1957 11 33.08  21.49  27.28 
1957 12 32.24 -99.99 -99.99 
1958 01 31.55  23.69  27.62 
1958 02 31.10  23.62  27.36 
1958 03 31.44  23.69  27.56 
1958 04 31.48  23.54  27.51 
1958 05 31.43  22.93  27.18 
1958 06 29.88  21.96  25.91 
1958 07 29.59  19.66  24.62 
1958 08 30.62  20.46  25.54 
1958 09 31.11  21.31  26.21 
1958 10 32.52 -99.99 -99.99 
1958 11 32.41  22.54  27.47 
1958 12 32.39  22.92  27.65 
1961 01 30.90  23.20  27.05 
1961 02 30.60  23.90  27.25 
1961 03 31.10  23.20  27.15 
1961 04 31.30  23.10  27.20 
1961 05 30.00  21.90  25.95 
1961 06 28.70  20.40  24.55 
1961 07 28.60  21.60  25.10 
1961 08 29.50  20.29  24.90 
1961 09 30.10  20.00  25.05 
1961 10 31.20  21.30  26.25 
1961 11 32.00  22.90  27.45 
1961 12 31.90  23.50  27.70 
1962 01 31.90  24.10  28.00 
1962 02 31.00  24.00  27.50 
1962 03 31.00  24.10  27.55 
1962 04 29.70  23.60  26.65 
1962 05 29.60  22.20  25.90 
1962 06 29.90  22.20  26.05 
1962 07 29.10  22.90  26.00 
1962 08 29.40  21.80  25.59 
1962 09 29.90  22.80  26.34 
1962 10 32.40  23.40  27.90 
1962 11 33.20  23.10  28.15 
1962 12 32.09  23.40  27.75 
1963 01 30.80  23.60  27.20 
1963 02 30.60  23.20  26.90 
1963 03 30.30  23.60  26.95 
1963 04 30.40  23.70  27.05 
1963 05 30.50  22.40  26.45 
1963 06 29.50  20.29  24.90 
1963 09 30.10  19.50  24.80 
1963 10 31.90  19.79  25.84 
1963 11 32.80  21.20  27.00 
1963 12 32.00  21.80  26.90 
1964 01 30.40  22.90  26.65 
1964 02 31.10  23.60  27.35 
1964 03 30.30  23.20  26.75 
1964 04 30.80  23.30  27.05 
1964 05 30.10  23.00  26.55 
1964 06 29.40  20.90  25.15 
1964 07 28.60  21.40  25.00 
1964 08 28.80  21.00  24.90 
1964 09 30.70  21.40  26.05 
1964 10 31.40  21.60  26.50 
1964 11 29.60  22.40  26.00 
1964 12 30.90  22.10  26.50 
1965 01 29.70  22.90  26.30 
1965 02 30.30  22.60  26.45 
1965 03 30.10  22.70  26.40 
1965 04 30.60  22.00  26.30 
1965 05 29.60  22.00  25.80 
1965 06 29.40  19.40  24.40 
1965 07 27.40  15.30  21.35 
1965 08 27.80  15.50  21.65 
1965 09 30.60  16.40  23.50 
1965 10 29.80  18.10  23.95 
1965 11 32.50  21.20  26.85 
1965 12 32.09  22.90  27.50 
1966 01 29.90  22.90  26.40 
1966 02 28.60  23.00  25.80 
1966 03 30.20  22.90  26.55 
1966 04 31.00  22.00  26.50 
1966 05 29.90  21.90  25.90 
1966 06 29.40  21.30  25.34 
1966 07 29.80  20.10  24.95 
1966 08 29.90  22.00  25.95 
1966 09 30.80  21.50  26.15 
1966 10 31.50  21.60  26.55 
1966 11 31.80  20.90  26.34 
1966 12 32.00  22.60  27.30 
1967 01 30.10  23.20  26.65 
1967 02 29.90  23.30  26.59 
1967 03 29.60  23.10  26.35 
1967 04 30.60  22.20  26.40 
1967 05 29.60  22.70  26.15 
1967 06 28.30  22.00  25.15 
1967 07 28.30  20.40  24.34 
1967 08 28.70  20.80  24.75 
1967 09 29.20  19.20  24.20 
1967 10 30.30  20.70  25.50 
1967 11 32.30  21.60  26.95 
1967 12 32.40  23.20  27.80 
1968 01 31.10  23.10  27.10 
1968 02 31.10  22.60  26.85 
1968 03 30.70  24.40  27.55 
1968 04 31.20  21.60  26.40 
1968 05 31.00  22.60  26.80 
1968 06 29.60  21.00  25.30 
1968 07 29.20  20.90  25.05 
1968 12 31.60  22.70  27.15 
1969 01 30.50  22.60  26.55 
1969 02 30.20  22.40  26.30 
1969 03 31.00  22.80  26.90 
1969 04 30.80  23.20  27.00 
1969 05 31.20  21.80  26.50 
1969 06 29.30  22.40  25.84 
1969 07 29.00  20.80  24.90 
1969 08 29.60  21.20  25.40 
1969 09 30.80  19.60  25.20 
1969 10 31.60  21.50  26.55 
1969 11 32.30  22.30  27.30 
1969 12 31.40  22.80  27.09 
1970 01 31.40  22.50  26.95 
1970 02 30.40  22.70  26.55 
1970 03 30.80  23.80  27.30 
1970 04 31.40  22.40  26.90 
1970 05 30.90  22.00  26.45 
1970 06 29.80  21.40  25.59 
1970 07 28.40  20.10  24.25 
1970 08 28.90  20.80  24.84 
1970 09 31.00  21.20  26.10 
1970 10 31.10  22.60  26.85 
1970 11 31.20  22.80  27.00 
1970 12 30.60  23.00  26.80 
1971 01 30.70  22.80  26.75 
1971 02 31.00  22.50  26.75 
1971 03 30.40  22.90  26.65 
1971 04 30.40  23.10  26.75 
1971 05 30.40  22.10  26.25 
1971 06 29.20  21.90  25.55 
1971 07 28.80  21.20  25.00 
1971 08 29.40  20.29  24.84 
1971 09 30.70  21.90  26.30 
1971 10 31.50  22.20  26.85 
1971 11 31.50  22.00  26.75 
1971 12 31.20  22.60  26.90 
1972 01 30.60  22.70  26.65 
1972 02 31.00  22.80  26.90 
1972 03 29.80  22.40  26.09 
1972 04 30.70  22.80  26.75 
1972 05 29.50  21.10  25.30 
1972 06 28.40  19.50  23.95 
1972 07 28.70  19.70  24.20 
1972 08 28.90  17.60  23.25 
1972 09 31.10  18.60  24.85 
1972 10 31.50  19.50  25.50 
1972 11 31.70  20.70  26.20 
1972 12 32.40  21.60  27.00 
1973 01 31.80  21.60  26.70 
1973 02 31.40  21.80  26.59 
1973 03 31.10  21.80  26.45 
1973 04 31.00  21.90  26.45 
1973 05 30.90  20.90  25.90 
1973 06 30.70  20.70  25.70 
1974 09 30.80  20.60  25.70 
1974 10 30.60  21.60  26.10 
1974 11 32.20  22.30  27.25 
1974 12 31.00  22.10  26.55 
1975 01 30.60  22.20  26.40 
1975 02 30.20  21.70  25.95 
1975 03 30.10  22.50  26.30 
1975 04 30.70  23.40  27.05 
1975 05 30.20  22.90  26.55 
1975 06 28.40  22.40  25.40 
1975 07 29.20  21.80  25.50 
1975 08 29.60  21.60  25.60 
1975 09 30.70  22.10  26.40 
1975 10 31.30  22.30  26.80 
1975 11 30.80  22.10  26.45 
1975 12 30.60  23.10  26.85 
1982 07 27.60 -99.99 -99.99 
1982 10 29.40 -99.99 -99.99 
1982 11 30.20 -99.99 -99.99 
1982 12 31.20 -99.99 -99.99 
1983 01 31.40 -99.99 -99.99 
1983 08 27.60 -99.99 -99.99 
1984 04 30.50 -99.99 -99.99 
1984 06 28.20 -99.99 -99.99 
1995 04 30.80 -99.99 -99.99 
1995 06 29.60 -99.99 -99.99 
1995 08 28.60 -99.99 -99.99 
1995 11 32.20 -99.99 -99.99 
1995 12 30.90 -99.99 -99.99 
1996 01 31.30 -99.99 -99.99 
1996 02 30.50 -99.99 -99.99 
1996 03 31.40  23.97  27.68 
1996 04 31.10 -99.99 -99.99 
1996 05 30.40 -99.99 -99.99 
1996 06 29.60 -99.99 -99.99 
1996 08 29.40 -99.99 -99.99 
1996 09 30.40 -99.99 -99.99 
1996 10 31.10 -99.99 -99.99 
1996 11 31.80 -99.99 -99.99 
1996 12 31.40 -99.99 -99.99 
1997 01 31.00 -99.99 -99.99 
1997 02 30.80 -99.99 -99.99 
1997 03 31.30 -99.99 -99.99 
1997 04 31.70 -99.99 -99.99 
1997 05 30.60 -99.99 -99.99 
1997 06 30.20 -99.99 -99.99 
1997 07 29.20 -99.99 -99.99 
1997 10 32.70 -99.99 -99.99 
1997 11 32.70 -99.99 -99.99 
1997 12 33.20 -99.99 -99.99 
1998 01 33.30 -99.99 -99.99 
1998 02 32.00 -99.99 -99.99 
1998 03 31.50 -99.99 -99.99 
1998 04 32.09  24.61  28.35 
1998 05 31.80 -99.99 -99.99 
1998 06 30.20  23.10  26.65 
1998 07 30.10 -99.99 -99.99 
1998 08 30.20 -99.99  26.20 
1998 09 31.70 -99.99 -99.99 
1998 10 32.40 -99.99 -99.99 
1999 03 30.80 -99.99 -99.99 
1999 04 30.90 -99.99 -99.99 
1999 05 30.60 -99.99  27.30 
1999 07 28.80 -99.99 -99.99 
1999 08 29.10 -99.99 -99.99 
1999 09 30.80 -99.99 -99.99 
1999 10 31.70 -99.99 -99.99 
1999 12 31.20 -99.99 -99.99 
2000 02 99.99 -99.99  27.20 
2000 03 31.00 -99.99 -99.99 
2000 04 30.80 -99.99 -99.99 
2000 07 28.10 -99.99 -99.99 
2000 09 30.50 -99.99  26.10 
2000 10 31.40 -99.99 -99.99 
2000 11 32.30 -99.99  28.00 
2001 02 30.60 -99.99  27.00 
2001 03 30.90 -99.99  27.40 
2001 04 31.20 -99.99 -99.99 
2001 05 29.70 -99.99  26.30 
2001 06 29.30 -99.99 -99.99 
2001 08 29.20 -99.99  24.90 
2001 09 30.90 -99.99 -99.99 
2001 10 31.50 -99.99  27.40 
2001 12 31.10 -99.99 -99.99 
2002 03 30.70 -99.99 -99.99 
2002 05 99.99 -99.99  26.60 
2002 06 99.99 -99.99  26.20 
2002 09 99.99 -99.99  25.70 
2002 10 99.99 -99.99  26.50 
2003 02 31.10 -99.99  27.60 
2003 03 30.90 -99.99 -99.99 
2003 04 31.30 -99.99  27.30 
2003 05 99.99 -99.99  27.00 
2003 06 99.99 -99.99  26.10 
2003 07 29.20 -99.99 -99.99 
2003 08 99.99 -99.99  25.30 
2003 09 30.50 -99.99 -99.99 
2004 02 99.99 -99.99  36.00 
2004 05 99.99 -99.99  27.20 
2004 11 99.99 -99.99  27.90 
2004 12 99.99 -99.99  28.40 
2005 01 99.99 -99.99  27.60 
2005 03 99.99 -99.99  27.50 
2005 04 99.99 -99.99  27.00 
2005 05 99.99 -99.99  26.50 
2005 06 99.99 -99.99  26.40 
2005 07 99.99 -99.99  25.60 
2005 08 99.99 -99.99  25.40 
2005 09 31.03 -99.99  26.00 
2005 10 99.99 -99.99  27.70 
2005 11 32.75 -99.99  28.10 
2005 12 99.99 -99.99  27.80 
2006 01 31.50 -99.99  27.40 
2006 02 99.99 -99.99  27.60 
2006 03 99.99 -99.99  27.20 
2006 04 99.99 -99.99  27.20 
2006 05 30.61 -99.99  27.20 
2006 06 29.51 -99.99  26.30 
2006 07 28.70 -99.99  25.10 
2006 08 28.95 -99.99  24.50 
2006 09 29.77 -99.99  25.50 
2006 10 99.99 -99.99  26.30 
2006 11 99.99 -99.99  27.70 
2006 12 99.99 -99.99  28.60 
2007 01 32.15 -99.99  27.90 
2007 02 99.99 -99.99  27.60 
2007 03 99.99 -99.99  27.20 
2007 04 99.99 -99.99  27.40 
2007 05 30.99 -99.99  27.40 
2007 06 30.14 -99.99  26.60 
2007 07 99.99 -99.99  24.90 
2007 08 29.13 -99.99  25.60 
2007 09 30.38 -99.99  25.90 
2007 10 31.60 -99.99  27.30 
2007 11 31.94 -99.99  27.70 
2007 12 99.99 -99.99  28.30 
2008 01 32.08 -99.99  27.80 
2008 02 31.67 -99.99  27.30 
2008 04 31.25 -99.99  27.00 
2008 05 30.27 -99.99  26.20 
2008 06 29.71 -99.99  25.80 
2008 07 28.59 -99.99  25.20 
2008 08 29.08 -99.99  25.40 
2008 09 30.60 -99.99  26.40 
2008 10 31.76 -99.99  27.20 
2008 11 99.99 -99.99  27.90 
2008 12 99.99 -99.99  27.60 
2009 01 99.99 -99.99  27.70 
2009 02 31.41 -99.99  27.30 
2009 03 30.82 -99.99  27.10 
2009 04 99.99 -99.99  27.90 
2009 06 29.97 -99.99  26.20 
2009 07 29.43 -99.99  25.50 
2009 08 30.16 -99.99  25.70 
2009 09 31.81 -99.99  26.60 
2009 10 31.37 -99.99  26.80 
2009 11 32.71 -99.99  28.00 
2009 12 32.37 -99.99  28.00 
2010 01 30.99 -99.99  27.10 
2010 02 32.07 -99.99  28.30 
2010 03 31.78 -99.99  27.60 
2010 04 32.34 -99.99  27.80 
2010 05 31.99 -99.99  27.90 
2010 06 31.12 -99.99  28.50 
2010 07 30.74 -99.99  26.80 
2010 08 30.57 -99.99  26.70 
2010 09 31.92 -99.99  27.30 
2010 10 32.34 -99.99 -99.99 
2010 11 31.82 -99.99  27.80 
2010 12 31.86 -99.99  27.60 
2011 01 99.99 -99.99  27.50 
2011 02 31.23 -99.99  27.30 
2011 03 31.43 -99.99  27.50 
2011 04 30.81 -99.99  27.20 
2011 05 30.79 -99.99  27.00 
2011 06 28.77 -99.99  25.40 
2011 07 28.74 -99.99  24.90 
2011 08 29.38 -99.99  24.90 
2011 09 30.18 -99.99  25.90 
2011 10 32.73 -99.99  27.50 
2011 11 33.50 -99.99  28.40 
2011 12 32.30 -99.99 -99.99 
2012 01 31.97 -99.99 -99.99 
2012 02 31.51 -99.99 -99.99 
2012 03 30.93 -99.99 -99.99 
2012 04 31.34 -99.99 -99.99 
2012 05 30.01 -99.99 -99.99 
2012 06 29.10 -99.99 -99.99 
2012 07 29.71 -99.99 -99.99 
2012 08 29.36 -99.99 -99.99 
2012 09 30.64 -99.99 -99.99 
2012 10 32.03 -99.99 -99.99 
2012 11 32.87 -99.99 -99.99 
2012 12 33.66 -99.99 -99.99 
2013 01 32.00 -99.99 -99.99 
2013 02 31.76 -99.99 -99.99 
2013 03 31.76 -99.99 -99.99 
2013 05 31.27 -99.99 -99.99 
2013 06 29.98 -99.99 -99.99 
2013 07 29.44 -99.99 -99.99 
