1988 08 32.30  13.73  23.01 
1988 09 36.27  18.94  27.60 
1988 10 37.49  23.28  30.38 
1988 11 34.99  23.24  29.11 
1988 12 32.97  22.84  27.90 
1989 01 35.74  22.80  29.27 
1989 02 35.07  22.42  28.74 
1989 03 31.73  22.14  26.93 
1989 04 99.99  20.45 -99.99 
1989 05 99.99  16.54 -99.99 
1989 06 28.88  13.54  21.21 
1989 07 29.47  10.89  20.18 
1989 08 29.99  10.37  20.18 
1989 09 35.32  17.65  26.48 
1989 10 37.93  22.55  30.24 
1989 11 37.49  22.85  30.17 
1989 12 36.63  23.32  29.97 
1990 01 32.30  22.64  27.47 
1990 02 99.99  22.20 -99.99 
1990 03 35.02  22.57  28.79 
1990 04 34.82  17.75  26.28 
1990 06 29.86  11.44  20.65 
1990 07 99.99  12.59 -99.99 
1990 08 32.68  11.81  22.25 
1990 09 34.15  15.49  24.82 
1990 10 38.36  21.44  29.90 
1990 11 38.66  23.71  31.18 
1990 12 34.64  22.88  28.75 
1991 01 32.78  22.69  27.73 
1991 02 31.24  22.95  27.09 
1991 03 35.03  21.73  28.38 
1991 04 32.97  20.40  26.68 
1991 05 30.89  11.78  21.33 
1991 06 30.88  14.16  22.52 
1991 07 29.95  10.96  20.45 
1991 08 31.40  10.70  21.05 
1991 09 35.41  18.27  26.84 
1991 10 37.71  20.26  28.98 
1991 11 35.86  22.97  29.41 
1991 12 37.15 -99.99 -99.99 
1992 02 33.47  21.31  27.39 
1992 03 34.50  21.72  28.11 
1992 04 33.88  20.84  27.36 
1992 05 33.37  17.56  25.46 
1992 06 99.99  10.90 -99.99 
1992 07 29.71   8.63  19.17 
1992 08 33.09  15.48  24.28 
1992 11 36.75  22.00  29.37 
1992 12 38.00  23.66  30.83 
1993 01 34.34  23.03  28.68 
1993 02 30.84  21.73  26.28 
1993 03 35.02  22.34  28.68 
1993 04 33.79  19.33  26.56 
1993 05 31.45  17.58  24.51 
1993 06 29.22  13.66  21.43 
1993 07 29.08 -99.99 -99.99 
1993 08 31.52 -99.99 -99.99 
1993 09 34.24 -99.99 -99.99 
1993 10 37.15 -99.99 -99.99 
1993 11 37.23 -99.99 -99.99 
1993 12 33.89 -99.99 -99.99 
1994 01 34.40  22.97  28.68 
1994 02 32.96  22.71  27.83 
1994 03 32.98 -99.99 -99.99 
1994 04 33.20  15.87  24.53 
1994 05 31.21  11.82  21.51 
1994 06 29.12   8.97  19.04 
1994 07 28.68   6.92  17.79 
1994 08 29.86   7.85  18.85 
1994 09 34.80  15.95  25.37 
1994 10 37.39  20.11  28.75 
1994 11 37.55  22.34  29.94 
1994 12 34.14  22.11  28.12 
1995 01 32.90  22.33  27.61 
1995 02 32.32  22.70  27.51 
1995 03 33.13  21.58  27.35 
1995 04 32.25  18.71  25.48 
1995 05 30.88  15.50  23.18 
1995 06 27.94  10.92  19.43 
1995 07 30.06  12.00  21.03 
1995 08 30.59  11.39  20.99 
1995 09 35.91  19.70  27.80 
1995 10 36.40  20.28  28.34 
1996 01 34.50  22.57  28.54 
1996 02 33.49  22.28  27.88 
1996 03 33.09  20.52  26.80 
1996 05 30.10  11.78  20.94 
1996 06 30.96  14.09  22.52 
1996 07 30.08  10.81  20.44 
1996 09 99.99  16.65 -99.99 
1996 10 36.99  22.77  29.88 
1996 11 99.99  23.13 -99.99 
1996 12 32.31  23.50  27.90 
1997 01 30.53  22.27  26.40 
1997 04 33.39  17.59  25.49 
1997 06 27.91  11.13  19.52 
1997 07 28.49   9.77  19.13 
1997 08 30.91  13.78  22.34 
1997 09 35.65  17.68  26.66 
1997 10 36.05  20.67  28.36 
1997 11 37.04  22.30  29.67 
1997 12 34.71  23.14  28.92 
1998 01 33.43  23.57  28.50 
1998 02 34.70 -99.99 -99.99 
1998 03 35.13  22.82  28.97 
1998 08 99.99  15.28 -99.99 
1998 09 35.36 -99.99 -99.99 
1998 10 36.97  22.87  29.92 
1998 11 35.43  23.22  29.32 
1999 01 33.74  22.75  28.24 
1999 02 31.49  22.49  26.99 
1999 03 32.75  22.22  27.48 
1999 04 32.16  18.28  25.22 
1999 05 30.93  10.98  20.95 
1999 06 29.12  10.40  19.76 
1999 07 28.80  10.80  19.79 
1999 10 34.59  21.35  27.97 
1999 11 34.65  22.21  28.43 
1999 12 32.91  22.77  27.84 
2000 01 31.53  22.54  27.03 
2000 02 31.22  22.92  27.07 
2000 03 31.29 -99.99 -99.99 
2000 04 31.67  21.80  26.73 
2000 05 29.01  15.60  22.30 
2000 06 26.76   9.28  18.02 
2000 07 29.59  11.47  20.53 
2000 08 32.05  13.67  22.86 
2000 11 36.99  22.22  29.60 
2001 01 32.89  22.65  27.77 
2001 02 31.49  22.66  27.07 
2001 03 31.52  22.03  26.77 
2001 04 32.74  18.40  25.57 
2003 02 32.03  22.94  27.48 
2003 03 34.12  21.45  27.78 
2003 12 33.24  23.08  28.16 
2004 01 33.45  23.03  28.24 
2004 02 31.05  22.76  26.90 
2004 03 99.99  22.19 -99.99 
2004 04 33.18  18.87  26.03 
2004 06 27.26 -99.99 -99.99 
2004 08 31.60  13.55  22.57 
2004 09 33.41  15.23  24.32 
2004 11 36.66  23.51  30.08 
2005 01 34.27 -99.99 -99.99 
2005 02 33.81  22.35  28.08 
2005 03 33.27  21.38  27.32 
2005 04 34.81  19.71  27.26 
2005 05 31.85  13.31  22.58 
2005 06 29.78  13.94  21.86 
2005 08 31.05  11.42  21.23 
2005 11 37.93  23.99  30.96 
2005 12 34.00  23.29  28.64 
2006 01 30.57  22.50  26.53 
2006 02 33.14 -99.99 -99.99 
2006 03 30.56  22.57  26.56 
2006 04 32.09  21.15  26.62 
2006 06 26.70   9.22  17.96 
2006 07 27.14   8.25  17.69 
2006 09 34.13  14.52  24.32 
2006 10 35.41  20.66  28.04 
2007 03 30.17 -99.99 -99.99 
2007 07 99.99   9.31 -99.99 
2007 10 37.04  20.98  29.01 
2007 11 37.48 -99.99 -99.99 
2007 12 34.53  23.66  29.09 
2008 01 32.96  22.71  27.83 
2008 02 30.43  22.97  26.70 
2008 05 30.76  10.56  20.66 
2008 06 29.16  12.18  20.67 
2008 07 29.23   8.04  18.63 
2008 08 30.72  11.27  20.99 
2008 09 35.64  18.93  27.28 
2008 10 37.05  21.17  29.11 
2008 11 37.04 -99.99 -99.99 
2008 12 33.16  23.07  28.11 
2009 01 31.95  22.89  27.42 
2009 02 31.20  22.65  26.92 
2009 03 34.11  21.79  27.95 
2009 04 34.34  19.53  26.93 
2009 05 31.17  14.42  22.79 
2009 06 30.24  12.58  21.41 
2009 07 30.43  11.48  20.95 
2009 09 36.25  18.18  27.21 
2009 10 36.68  20.40  28.54 
2009 11 37.00  22.17  29.59 
2010 02 34.25  23.16  28.70 
2010 04 33.66  21.62  27.64 
2010 05 30.03 -99.99 -99.99 
2010 06 28.29 -99.99 -99.99 
2010 12 33.72  22.31  28.01 
2011 01 31.18  22.52  26.85 
2011 02 30.73  22.58  26.65 
2011 03 30.38  22.26  26.32 
2011 04 29.79  18.32  24.05 
2011 05 28.95  12.36  20.65 
2011 06 26.90   7.54  17.21 
2011 07 29.00  11.11  20.05 
2011 08 30.58  10.08  20.33 
2011 09 33.68  14.59  24.13 
2011 10 35.99  20.66  28.32 
2011 11 34.34  22.07  28.21 
2012 01 32.59  22.46  27.53 
2012 03 31.49  22.20  26.84 
2012 04 32.31  18.08  25.19 
2012 05 29.44  12.44  20.94 
2012 06 99.99   7.73 -99.99 
2012 09 35.66  15.34  25.50 
2012 10 36.61  20.04  28.32 
2012 11 35.93  22.49  29.21 
2012 12 34.53  22.51  28.52 
2013 01 33.66  22.88  28.27 
2013 02 33.00  22.47  27.73 
2013 03 34.31  22.73  28.52 
2013 04 33.09  18.19  25.64 
2013 05 31.71  17.90  24.80 
2013 06 29.90  14.79  22.34 
2013 09 35.84  18.20  27.02 
2013 10 36.78 -99.99 -99.99 
2013 11 35.81 -99.99 -99.99 
2013 12 33.40  23.14  28.27 
2014 01 33.21  22.70  27.95 
2014 02 31.78  22.39  27.08 
2014 03 34.31  21.86  28.08 
2014 04 33.27  19.59  26.43 
2014 05 32.24  16.91  24.57 
