2006 08 37.63  24.61  31.12 
2006 09 33.15 -99.99 -99.99 
2006 10 29.21 -99.99 -99.99 
2006 11 26.41 -99.99 -99.99 
2006 12 19.58   9.56  14.57 
2007 01 16.37   6.67  11.52 
2007 02 22.99   9.51  16.25 
2007 03 27.50  15.81  21.65 
2007 04 27.68  15.64  21.66 
2007 05 32.09  20.42  26.25 
2007 06 36.00  23.50  29.75 
2007 07 33.93  23.38  28.66 
2007 08 35.25  23.99  29.62 
2007 09 33.79  22.01  27.90 
2007 10 31.93  18.24  25.08 
2007 11 26.25  14.79  20.52 
2007 12 24.11  11.25  17.68 
2008 01 20.08 -99.99 -99.99 
2008 02 28.00  10.66  19.33 
2008 03 28.97 -99.99 -99.99 
2008 04 32.16 -99.99 -99.99 
2008 05 35.28  22.09  28.68 
2008 06 37.31  24.16  30.73 
2008 07 33.16  23.01  28.09 
2008 08 34.00  23.51  28.75 
2008 09 30.87  20.03  25.45 
2008 10 29.08  16.42  22.75 
2008 11 25.19  11.87  18.53 
2008 12 20.79 -99.99 -99.99 
2009 01 22.48   8.50  15.49 
2009 02 25.34  11.54  18.44 
2009 03 27.29  13.84  20.56 
2009 04 32.28  18.28  25.28 
2009 05 34.61  21.20  27.90 
2009 06 37.11  23.76  30.43 
2009 07 39.49  24.73  32.11 
2009 09 32.16 -99.99 -99.99 
2009 10 30.11 -99.99 -99.99 
2009 12 17.70 -99.99 -99.99 
2010 01 19.04   5.98  12.51 
2010 02 18.71 -99.99 -99.99 
2010 03 25.52  11.32  18.42 
2010 04 29.07  17.27  23.17 
2010 06 36.05  23.65  29.84 
2010 07 33.89  23.87  28.88 
2010 08 37.25  23.88  30.56 
2010 09 33.25  21.96  27.60 
2010 11 26.44  10.71  18.57 
2010 12 23.26 -99.99 -99.99 
2011 01 20.45 -99.99 -99.99 
2011 02 23.47  10.10  16.78 
2011 03 30.10  16.08  23.09 
2011 04 34.84  19.24  27.04 
2011 07 36.84  24.14  30.49 
2011 08 39.22  24.56  31.89 
2011 09 36.97  22.33  29.65 
2011 10 31.24  17.24  24.24 
2011 11 26.99  13.07  20.02 
2011 12 18.84   8.27  13.55 
2012 01 22.30   9.16  15.73 
2012 02 21.05  11.20  16.12 
2012 03 28.48  15.12  21.80 
2012 05 34.79  21.27  28.03 
2012 06 37.64  23.89  30.76 
2012 07 37.02  24.37  30.69 
2012 08 38.41  24.23  31.32 
2012 09 35.55  22.09  28.82 
2012 10 31.81  19.54  25.67 
2012 11 26.39  15.57  20.98 
2012 12 24.22  11.71  17.96 
2013 01 21.43  10.20  15.81 
2013 02 25.64  12.58  19.11 
2013 03 27.09  12.78  19.93 
2013 04 30.29  16.35  23.32 
2013 05 32.12  20.83  26.47 
2013 06 37.09  24.26  30.68 
2013 07 36.83  23.77  30.30 
2013 08 37.88  24.10  30.99 
2013 09 33.24  22.13  27.68 
2013 10 30.78  18.90  24.84 
2013 11 22.45  11.05  16.75 
2013 12 19.24   7.89  13.56 
2014 01 19.12   5.50  12.31 
