2007 05 25.18   6.41  15.79 
2007 06 31.01  11.19  21.10 
2007 07 34.50  16.67  25.58 
2007 08 32.18  15.08  23.63 
2007 09 26.45   9.39  17.92 
2007 10 20.59   1.62  11.10 
2007 11 15.92  -2.86   6.53 
2007 12  3.99  -7.71  -1.86 
2008 01  4.48  -8.66  -2.08 
2008 02  7.79  -6.07    .85 
2008 03 15.12  -2.82   6.15 
2008 04 18.11   -.42   8.84 
2008 06 31.13  10.82  20.97 
2008 07 33.61  16.12  24.86 
2008 08 32.43  15.18  23.81 
2008 09 28.85   7.77  18.31 
2008 10 22.05   2.48  12.26 
2008 11 13.47  -1.17   6.14 
2008 12  5.39  -9.05  -1.83 
2009 01  6.25  -7.01   -.38 
2009 02  7.89  -4.82   1.53 
2009 03 13.53  -2.24   5.64 
2009 04 99.99    .82 -99.99 
2009 05 26.03   8.00  17.01 
2009 06 27.22   9.77  18.49 
2009 07 32.83  15.55  24.19 
2009 08 31.49  13.40  22.44 
2009 09 28.50  10.04  19.27 
2009 10 17.46   1.42   9.44 
2010 04 16.68    .12   8.40 
2010 05 19.62   2.98  11.30 
2010 06 28.94  10.28  19.61 
2010 07 33.87  16.76  25.31 
2010 08 31.10  14.56  22.83 
2010 09 28.78   8.55  18.66 
2010 10 18.60   4.46  11.53 
2010 11  9.22  -4.34   2.44 
2010 12  8.18  -2.88   2.65 
2011 01  4.71  -9.03  -2.15 
2011 02  7.38  -5.59    .89 
2011 03 13.81   -.98   6.41 
2011 04 16.17    .67   8.42 
2011 05 19.99   3.13  11.56 
2011 06 28.21   8.02  18.11 
2011 07 31.10  14.08  22.59 
2011 08 32.68  14.06  23.37 
2011 09 28.32   9.03  18.67 
2011 10 20.52   3.13  11.82 
2011 11 10.56  -3.79   3.38 
2011 12  3.32 -10.10  -3.39 
2012 01  8.87  -6.07   1.39 
2012 02  8.49  -4.65   1.91 
2012 03 14.23  -1.58   6.32 
2012 04 19.44   1.51  10.47 
2012 05 24.62   5.89  15.25 
2012 06 30.75  11.64  21.19 
2012 07 32.27  15.14  23.70 
2012 08 31.52  15.72  23.62 
2012 09 27.74  10.42  19.08 
2012 10 22.07   4.79  13.43 
2012 11 14.13  -1.33   6.40 
2012 12  6.95  -5.24    .85 
2013 01   . 6 -11.72  -5.83 
2013 03 16.70    .22   8.46 
2013 04 18.65   1.76  10.20 
