1977 11 30.37 -99.99 -99.99 
1978 01 26.41 -99.99 -99.99 
1978 02 29.40 -99.99 -99.99 
1978 03 32.11 -99.99 -99.99 
1978 08 31.73 -99.99 -99.99 
1978 10 31.04 -99.99 -99.99 
1978 12 26.77 -99.99 -99.99 
1979 01 28.07 -99.99 -99.99 
1979 02 29.04 -99.99 -99.99 
1979 03 34.41 -99.99 -99.99 
1979 04 35.62 -99.99 -99.99 
1979 05 37.75  25.59  31.67 
1979 06 36.41 -99.99 -99.99 
1979 07 32.93 -99.99 -99.99 
1979 08 99.99  25.38 -99.99 
1979 09 32.79  24.56  28.67 
1979 10 33.03 -99.99 -99.99 
1979 11 32.82  20.00  26.41 
1980 01 27.96  14.79  21.37 
1980 03 32.41 -99.99 -99.99 
1980 04 37.89  24.56  31.22 
1980 08 32.15  26.07  29.11 
1980 09 32.54 -99.99 -99.99 
1980 10 32.11  22.81  27.46 
1980 11 30.40  17.52  23.96 
1980 12 28.00 -99.99 -99.99 
1981 01 26.70  13.79  20.24 
1981 02 29.70  17.44  23.57 
1981 03 32.46 -99.99 -99.99 
1981 04 34.50 -99.99 -99.99 
1981 05 34.84 -99.99 -99.99 
1981 09 32.20 -99.99 -99.99 
1981 10 33.04  21.96  27.50 
1981 11 30.31 -99.99 -99.99 
1982 12 29.02 -99.99 -99.99 
1983 01 27.38 -99.99 -99.99 
1983 11 29.38 -99.99 -99.99 
1984 02 28.93  15.62  22.27 
1984 03 35.03  20.59  27.81 
1984 04 37.25 -99.99 -99.99 
1984 10 32.02 -99.99 -99.99 
1984 11 29.99 -99.99 -99.99 
1984 12 99.99  14.48 -99.99 
1985 01 27.29 -99.99 -99.99 
1985 02 29.71 -99.99 -99.99 
1985 11 99.99  16.92 -99.99 
1987 11 28.65 -99.99 -99.99 
1989 09 32.27 -99.99 -99.99 
1989 12 99.99  14.49 -99.99 
1990 08 31.93 -99.99 -99.99 
1990 09 31.62 -99.99 -99.99 
1991 02 99.99  18.33 -99.99 
1991 04 34.53 -99.99 -99.99 
1991 06 99.99  25.94 -99.99 
1991 08 31.20 -99.99 -99.99 
1991 11 28.61 -99.99 -99.99 
1992 01 25.90 -99.99 -99.99 
1992 02 27.78 -99.99 -99.99 
1992 04 37.39  23.97  30.68 
1992 06 33.78 -99.99 -99.99 
1992 08 31.37 -99.99 -99.99 
1992 09 99.99  24.58 -99.99 
1993 01 27.57  14.60  21.08 
1993 02 99.99  16.94 -99.99 
1993 03 33.66  19.45  26.55 
1993 04 34.62 -99.99 -99.99 
1993 05 35.09  24.86  29.98 
1993 07 32.32  24.89  28.60 
1993 08 30.99  24.54  27.76 
1993 09 30.95  23.45  27.20 
1993 10 31.70  22.47  27.08 
1993 11 29.83  17.56  23.69 
1993 12 27.14  13.73  20.43 
1994 09 32.43  25.22  28.82 
1994 11 30.21 -99.99 -99.99 
1994 12 27.86 -99.99 -99.99 
1995 01 25.60  13.54  19.57 
1995 02 29.35 -99.99 -99.99 
1995 03 33.25 -99.99 -99.99 
1995 05 34.68 -99.99 -99.99 
1995 08 31.99 -99.99 -99.99 
1995 09 31.51 -99.99 -99.99 
1995 10 30.67 -99.99 -99.99 
1995 11 28.28 -99.99 -99.99 
1995 12 27.56  15.07  21.31 
1996 01 26.63  16.29  21.46 
1996 02 29.78  17.67  23.72 
1996 04 36.55  25.29  30.92 
1996 05 36.98 -99.99 -99.99 
1996 06 32.99 -99.99 -99.99 
1996 07 32.32 -99.99 -99.99 
1996 08 31.12 -99.99 -99.99 
1996 09 33.25  26.07  29.66 
1996 10 31.82 -99.99 -99.99 
1996 11 30.34  18.24  24.29 
1996 12 27.09  13.96  20.52 
1997 01 25.98 -99.99 -99.99 
1997 02 28.92  17.59  23.25 
1997 03 32.30  22.30  27.30 
1997 04 32.41 -99.99 -99.99 
1997 06 34.48 -99.99 -99.99 
1997 07 32.55 -99.99 -99.99 
1997 08 32.50  25.84  29.17 
1997 09 31.97  25.68  28.82 
1997 10 32.11  22.94  27.52 
1997 11 30.81  21.10  25.95 
1997 12 25.62 -99.99 -99.99 
1998 02 29.16 -99.99 -99.99 
1998 03 31.41 -99.99 -99.99 
1998 04 34.79  23.95  29.37 
1998 05 36.00 -99.99 -99.99 
1998 06 35.47 -99.99 -99.99 
1998 07 33.06 -99.99 -99.99 
1998 08 32.39 -99.99 -99.99 
1998 09 32.93 -99.99 -99.99 
1998 10 32.06  25.00  28.53 
1998 11 29.83  21.43  25.63 
1998 12 27.82  14.89  21.35 
1999 01 27.84 -99.99 -99.99 
1999 02 32.21  18.56  25.38 
1999 03 35.65  22.41  29.03 
1999 04 37.59  26.41  32.00 
1999 08 31.72  25.83  28.77 
1999 09 31.40  25.56  28.48 
1999 10 31.44  24.34  27.89 
1999 11 29.70  18.77  24.23 
1999 12 27.52  15.80  21.66 
2000 01 27.61  14.32  20.96 
2000 02 27.51  17.81  22.66 
2000 03 32.84 -99.99 -99.99 
2000 04 35.30  24.79  30.04 
2000 05 35.20 -99.99 -99.99 
2000 06 32.98 -99.99 -99.99 
2000 07 32.12  25.94  29.03 
2000 08 32.58 -99.99 -99.99 
2000 09 32.27 -99.99 -99.99 
2000 10 32.66  23.74  28.20 
2000 11 31.61  19.17  25.39 
2000 12 28.11  13.41  20.76 
2001 01 27.41  12.43  19.92 
2001 02 31.08 -99.99 -99.99 
2001 03 33.00 -99.99 -99.99 
2001 04 35.72  24.70  30.21 
2001 05 35.16 -99.99 -99.99 
2001 06 32.03 -99.99 -99.99 
2001 08 32.18 -99.99 -99.99 
2001 10 31.85  24.12  27.98 
2001 11 29.84  21.07  25.45 
2001 12 27.82  14.19  21.00 
2002 01 26.72  14.74  20.73 
2002 02 30.29  17.04  23.67 
2002 03 33.28  22.10  27.68 
2002 04 36.25  24.49  30.37 
2002 05 37.54 -99.99 -99.99 
2002 06 34.14 -99.99 -99.99 
2002 07 34.59 -99.99 -99.99 
2002 08 32.29  25.40  28.84 
2002 09 31.33 -99.99 -99.99 
2002 10 32.27  22.95  27.61 
2002 11 29.21 -99.99 -99.99 
2002 12 28.33  14.76  21.54 
2003 01 25.89 -99.99 -99.99 
2003 03 32.33 -99.99 -99.99 
2003 05 36.06 -99.99 -99.99 
2003 07 32.06  26.08  29.07 
2003 08 31.83  25.78  28.80 
2003 09 99.99  25.44 -99.99 
2003 10 30.68  23.67  27.17 
2003 11 30.05  17.99  24.02 
2003 12 26.40  14.69  20.54 
2004 01 26.24  13.69  19.96 
2004 02 29.77  16.27  23.02 
2004 03 34.87  21.58  28.22 
2004 04 35.82 -99.99 -99.99 
2004 05 36.59 -99.99 -99.99 
2004 06 34.61  26.09  30.35 
2004 07 32.46  25.34  28.90 
2004 08 31.64  25.28  28.46 
2004 09 32.25  24.85  28.55 
2004 10 30.96  22.04  26.50 
2004 11 30.73  17.10  23.91 
2004 12 28.34  15.49  21.91 
2005 09 32.30  24.89  28.59 
2005 11 30.14  16.59  23.36 
2005 12 27.28  13.43  20.35 
2006 01 28.66  12.96  20.81 
2006 02 33.84  17.11  25.47 
2006 03 34.71  21.22  27.96 
2006 04 35.50  24.75  30.12 
2006 05 35.38  25.01  30.19 
2006 06 34.34  25.72  30.03 
2006 07 32.55  25.72  29.13 
2006 08 31.68  25.02  28.35 
2006 09 32.75  25.04  28.89 
2006 10 33.25  23.18  28.22 
2006 11 30.63  19.06  24.84 
2006 12 29.16  14.53  21.84 
2007 01 28.08  13.29  20.68 
2007 02 29.21  17.06  23.13 
2007 03 32.96  21.18  27.07 
2007 04 35.89  24.48  30.18 
2007 05 35.74  25.64  30.69 
2007 06 33.78  25.58  29.68 
2007 07 33.24  25.68  29.46 
2007 08 31.78  25.53  28.65 
2007 09 31.74  25.14  28.43 
2007 10 32.48  22.38  27.43 
2007 11 30.41  19.34  24.87 
2007 12 27.88  13.60  20.74 
2008 01 28.54  13.51  21.02 
2008 02 27.38  15.10  21.24 
2008 03 33.23  22.09  27.66 
2008 04 35.46  23.81  29.63 
2008 05 35.83  24.95  30.39 
2008 06 32.52  24.91  28.71 
2008 07 32.24  25.53  28.88 
2008 08 32.13  25.52  28.82 
2008 09 32.24  24.86  28.55 
2008 10 32.48  22.92  27.70 
2008 11 31.55 -99.99 -99.99 
2008 12 29.26  15.78  22.52 
2009 01 29.74  15.91  22.82 
2009 02 32.31  18.62  25.46 
2009 03 35.03  21.52  28.27 
2009 04 38.41  25.13  31.77 
2009 05 34.79 -99.99 -99.99 
2009 06 35.52 -99.99 -99.99 
2009 07 32.06  25.66  28.86 
2009 08 32.57  25.78  29.17 
2009 09 32.66  25.50  29.08 
2009 10 32.91  21.70  27.31 
2009 11 31.41  18.99  25.20 
2009 12 28.98  14.63  21.80 
2010 01 27.27  12.30  19.78 
2010 02 31.50  18.09  24.79 
2010 03 35.41  23.18  29.29 
2010 04 38.48  26.25  32.36 
2010 05 35.82 -99.99 -99.99 
2010 06 35.09 -99.99 -99.99 
2010 07 32.91  25.97  29.44 
2010 08 32.78  25.96  29.37 
2010 09 32.59  25.26  28.93 
2010 10 31.97  23.94  27.95 
2010 11 31.86  20.86  26.36 
2010 12 27.23  13.58  20.40 
2011 01 27.09  12.57  19.83 
2011 02 30.78  16.35  23.56 
2011 03 33.74  21.08  27.41 
2011 04 34.12  22.92  28.52 
2011 05 34.93 -99.99 -99.99 
2011 06 32.80 -99.99 -99.99 
2011 07 32.16  25.48  28.82 
2011 08 31.54  25.16  28.35 
2011 09 31.61  24.95  28.28 
2011 10 32.93  22.68  27.80 
2011 11 31.43  17.79  24.61 
2011 12 28.18  13.95  21.06 
2012 01 25.62  14.97  20.29 
2012 02 30.66  16.21  23.43 
2012 03 34.25  21.81  28.03 
2012 04 35.25 -99.99 -99.99 
2012 05 35.98  26.08  31.03 
2012 06 36.75 -99.99 -99.99 
2012 07 32.49  25.34  28.91 
2012 08 32.16  25.30  28.73 
2012 09 32.49  25.12  28.80 
2012 10 31.95  21.92  26.93 
2012 11 29.70  18.19  23.94 
2012 12 27.40  13.62  20.51 
2013 01 26.47  12.54  19.50 
2013 02 30.29  15.85  23.07 
2013 03 34.71  20.75  27.73 
2013 04 36.16  23.48  29.82 
2013 05 35.23 -99.99 -99.99 
2013 06 33.04  25.81  29.42 
2013 07 32.07  25.51  28.79 
2013 08 32.00  25.24  28.62 
2013 09 32.25  24.84  28.55 
2013 10 30.32  22.94  26.63 
2013 11 29.84  17.45  23.65 
2013 12 27.93 -99.99 -99.99 
2014 01 27.07 -99.99 -99.99 
2014 03 32.77 -99.99 -99.99 
2014 04 37.41 -99.99 -99.99 
2014 05 36.91 -99.99 -99.99 
