2008 08 29.17  18.68  23.92 
2008 09 25.54  14.26  19.90 
2008 10 20.61   7.02  13.81 
2008 11 14.79   1.37   8.08 
2008 12  9.08  -4.83   2.12 
2009 01  6.52  -6.42    . 4 
2009 02 13.57   -.32   6.62 
2009 03 16.06   3.08   9.57 
2009 04 19.54   6.42  12.98 
2009 05 22.13  11.84  16.98 
2009 06 29.33  18.48  23.90 
2009 07 29.80  18.15  23.97 
2009 08 29.78  17.75  23.76 
2009 09 23.78  14.87  19.32 
2009 10 16.48   7.11  11.79 
2009 11 16.69   4.87  10.78 
2009 12  6.07  -4.73    .67 
2010 01  5.06  -5.78   -.36 
2010 02  5.22  -5.25    .-1 
2010 03 14.05   1.34   7.69 
2010 04 21.84   9.12  15.48 
2010 05 24.11  13.60  18.85 
2010 06 30.08  20.39  25.23 
2010 07 31.05  21.72  26.38 
2010 08 34.55  21.02  27.78 
2010 09 28.16  16.66  22.41 
2010 10 22.94   7.00  14.97 
2010 11 17.28   2.83  10.05 
2010 12  7.85  -4.46   1.69 
2011 01  6.21  -7.30   -.54 
2011 02  8.75  -3.61   2.57 
2011 03 15.51   3.65   9.58 
2011 04 21.19   8.06  14.62 
2011 05 22.40  11.83  17.11 
2011 06 31.24  20.25  25.74 
2011 07 36.47  22.66  29.56 
2011 08 35.11  21.65  28.38 
2011 09 26.56  12.90  19.73 
2011 10 22.14   7.00  14.57 
2011 11 15.08   3.38   9.22 
2011 12  9.39  -2.89   3.25 
2012 01 11.47  -3.45   4.01 
2012 02 11.69   -.80   5.44 
2012 03 20.67   6.97  13.82 
2012 04 21.96   9.76  15.86 
2012 05 26.85  14.19  20.52 
2012 06 30.15  17.89  24.02 
2012 07 36.63  21.16  28.89 
2012 08 33.23  18.01  25.62 
2012 09 27.56  15.07  21.31 
2012 10 20.88   8.71  14.79 
2012 12 12.35    .69   6.52 
2013 01  9.88  -2.03   3.92 
2013 02  9.72  -1.79   3.96 
2013 03 12.34    .76   6.55 
2013 04 19.36   5.80  12.58 
2013 05 22.76  11.99  17.37 
2013 06 28.59  18.23  23.41 
2013 07 30.45  18.45  24.45 
2013 08 28.91  18.93  23.92 
2013 09 28.83  15.44  22.13 
2013 10 20.27   8.28  14.27 
2013 11 13.04    .91   6.97 
2013 12  6.96  -5.39    .78 
2014 01  7.35 -99.99 -99.99 
2014 02  6.94  -6.14    .40 
2014 03 13.34  -2.08   5.63 
2014 04 19.99   5.00  12.49 
