1992 05  16.91 -99.99 -99.99 
1992 06  20.20 -99.99 -99.99 
1992 08  20.55  14.97  17.76 
1992 09  16.36 -99.99 -99.99 
1992 10  13.46 -99.99 -99.99 
1992 11   9.50   6.46   7.98 
1993 01   5.08   1.27   3.17 
1993 02   7.10   2.95   5.02 
1993 05  16.34  10.89  13.61 
1993 06  18.18  13.49  15.83 
1993 07  18.12  14.41  16.26 
1993 08  19.75  15.52  17.63 
1993 09  17.92  13.79  15.85 
1993 10  13.48  10.50  11.99 
1993 11   8.39   5.29   6.84 
1994 01   8.29   6.01   7.15 
1994 02   6.26   3.16   4.71 
1994 03   9.82   5.95   7.88 
1994 04  12.34   8.47  10.41 
1994 05  15.99  11.31  13.65 
1994 06  16.99  12.66  14.82 
1994 07  21.33  15.85  18.59 
1994 08  20.57  16.25  18.41 
1994 09  17.68  14.02  15.85 
1994 10  12.74   9.28  11.01 
1994 11   8.28   4.94   6.60 
1995 01   7.08   4.16   5.62 
1995 02   8.21   5.04   6.62 
1995 05  17.04  11.94  14.49 
1995 06  18.86  13.86  16.36 
1995 07  20.74  15.90  18.32 
1995 08  18.35  14.53  16.44 
1995 09  18.85  14.76  16.80 
1995 10  12.29   9.45  10.87 
1995 11  10.87   6.99   8.93 
1995 12   7.33   4.30   5.81 
1996 01   6.02   2.91   4.46 
1996 02   7.36   3.36   5.36 
1996 03   9.20   5.48   7.34 
1996 04  11.80   7.76   9.78 
1996 05  13.35   9.10  11.22 
1996 06  17.29  12.80  15.04 
1996 07  20.64  15.61  18.12 
1996 08  20.25  15.79  18.02 
1996 09  15.62  12.21  13.91 
1996 10  11.99   8.83  10.41 
1996 11   7.69   4.77   6.23 
1996 12   5.17   1.73   3.45 
1997 01   6.42   3.59   5.00 
1997 02   7.45   4.40   5.92 
1997 03   8.53   4.76   6.64 
1997 04  11.53   6.94   9.23 
1997 05  15.77  11.13  13.45 
1997 06  18.03  13.32  15.67 
1997 07  20.97  16.25  18.61 
1997 08  22.67  17.39  20.02 
1997 09  18.85  14.45  16.65 
1997 10  13.06   9.97  11.52 
1997 11  10.53   7.27   8.89 
1997 12   8.63   5.33   6.98 
1998 01   7.40   4.10   5.75 
1998 02   9.43   6.30   7.86 
1998 03   9.95   6.76   8.35 
1998 04  12.85   8.10  10.47 
1998 05  16.04  11.73  13.89 
1998 06  19.89  14.41  17.15 
1998 07  22.56  17.12  19.84 
1998 08  22.81  17.69  20.25 
1998 09  19.36  15.09  17.22 
1998 10  13.54  10.14  11.84 
1998 11 -99.99   7.84 -99.99 
1998 12   7.59   3.95   5.77 
1999 01   7.23   4.73   5.98 
2002 12   8.35   5.61   6.98 
2003 02   7.35   4.65   6.00 
2003 03   9.63   6.07   7.85 
2003 04  11.10   7.27   9.18 
2003 05  14.59 -99.99 -99.99 
2003 06  18.89  14.07  16.48 
2003 08  20.39  15.81  18.10 
2003 09  17.37  13.70  15.53 
2003 10  13.56  10.06  11.81 
2003 11   8.51 -99.99 -99.99 
2004 01   6.55   3.97   5.26 
2004 02   7.95   4.78   6.36 
2004 03  10.34   6.44   8.39 
2004 04  13.56   8.67  11.11 
2004 05  16.83  11.93  14.38 
2004 06  19.68  14.38  17.03 
2004 07  21.72  16.42  19.07 
2004 08  20.76  16.15  18.45 
2004 09  16.76  12.94  14.85 
2004 10  13.52   9.66  11.59 
2004 11  10.01   6.06   8.03 
2004 12 -99.99   4.67 -99.99 
2005 01   7.37   3.10   5.23 
2005 02 -99.99   3.30 -99.99 
2005 03 -99.99   6.19 -99.99 
2005 04 -99.99   7.42 -99.99 
2005 05 -99.99  11.20 -99.99 
2005 06 -99.99  12.76 -99.99 
2005 07 -99.99  15.36 -99.99 
2005 08 -99.99  16.08 -99.99 
2005 09 -99.99  12.63 -99.99 
2005 10 -99.99   9.47 -99.99 
2005 11 -99.99   4.92 -99.99 
2005 12 -99.99   4.37 -99.99 
2006 01 -99.99   5.09 -99.99 
2006 02 -99.99   3.07 -99.99 
2006 03 -99.99   4.81 -99.99 
2006 04 -99.99   6.77 -99.99 
2006 05 -99.99   9.93 -99.99 
2006 06 -99.99  13.71 -99.99 
2006 07  21.57  15.66  18.61 
2006 08  20.54  15.45  17.99 
2006 09  17.95  13.63  15.79 
2006 10  13.41   9.58  11.49 
2006 11   8.99   4.88   6.93 
2006 12   7.85   4.56   6.20 
2007 01   6.53   2.83   4.68 
2007 02   8.46   4.87   6.66 
2007 03   9.64   5.64   7.64 
2007 04  11.46   6.98   9.22 
2008 09  16.95  13.50  15.22 
2008 11  10.65   7.70   9.17 
2008 12   4.27   1.01   2.64 
2009 01   5.11   2.58   3.84 
2009 03   7.39   3.44   5.41 
2009 04  11.30 -99.99 -99.99 
2009 05  14.57   9.83  12.20 
2009 06  19.20  13.93  16.57 
2009 08  20.45  15.56  18.00 
2009 09  17.46  13.46  15.46 
2009 10  12.72   9.54  11.13 
2009 11   9.66   6.61   8.13 
2009 12   5.50   2.66   4.08 
2010 01   8.66   6.20   7.43 
2010 02   8.81   5.98   7.39 
2010 03   9.79   5.79   7.79 
2010 04  11.64   7.25   9.44 
2010 05  14.04   9.57  11.80 
2010 06  16.37  12.23  14.30 
2010 08  20.87  16.11  18.49 
2010 09  16.62  12.96  14.79 
2010 10  13.03   9.97  11.50 
2010 11   8.20   4.80   6.50 
2010 12   7.49   4.73   6.10 
2011 01   7.15   3.69   5.42 
2011 02   6.15   2.74   4.44 
2011 03   8.76   5.30   7.03 
2011 04   9.93   5.81   7.87 
2011 05  13.13   9.03  11.08 
2011 06  17.02  12.71  14.86 
2011 07  19.33  14.67  17.00 
2011 08  20.45  15.78  18.11 
2011 09  18.56  13.64  16.10 
2011 10  12.25   9.14  10.70 
2011 11   8.81   4.92   6.87 
2011 12   7.02   4.44   5.73 
2012 01   6.83   3.27   5.05 
2012 02   6.86   4.12   5.49 
2012 03   8.28   4.08   6.18 
2012 04 -99.99   7.10 -99.99 
2012 05  14.77   9.96  12.36 
2012 06  16.37  11.81  14.09 
2012 07  20.37  15.17  17.77 
2012 11   9.47   6.50   7.98 
2012 12   6.85   4.25   5.55 
2013 01 -99.99   3.37 -99.99 
2013 02 -99.99   5.25 -99.99 
2013 03 -99.99   5.71 -99.99 
2013 04 -99.99   7.90 -99.99 
2013 05 -99.99  10.82 -99.99 
2013 06 -99.99  13.65 -99.99 
2013 07 -99.99  16.54 -99.99 
2013 08  20.55  16.07  18.31 
2013 09  18.15  14.24  16.19 
2013 10  11.50   8.85  10.18 
2013 11   9.03   6.21   7.62 
2013 12   5.95   3.36   4.65 
2014 01   6.92   4.37   5.64 
2014 02   5.74   2.25   3.99 
2014 03   9.04   5.19   7.11 
2014 04  11.70   7.53   9.61 
2014 05  16.25  11.78  14.01 
