2005 11   .92  -2.72   -.90 
2005 12   .55  -3.70  -1.57 
2006 01 -6.42 -11.27  -8.84 
2006 02  -.66  -7.00  -3.83 
2006 03   .62  -3.94  -1.66 
2006 04 -1.20  -5.60  -3.40 
2006 05  3.35  -1.59    .87 
2006 06  7.54   1.81   4.67 
2006 07 10.26   6.34   8.30 
2006 08 10.42   7.39   8.90 
2006 09  9.16   4.50   6.83 
2006 10  6.27   1.43   3.85 
2006 11  3.59    . 1   1.80 
2006 12  -.83  -7.78  -4.30 
2007 01 -3.22  -8.84  -6.03 
2007 02  1.00  -1.85   -.42 
2007 03 -5.00 -11.31  -8.15 
2007 04  -.34  -3.29  -1.81 
2007 05  2.27  -1.79    .24 
2007 06  7.06   1.86   4.46 
2007 07  9.85   5.19   7.52 
2007 08 10.78   7.51   9.14 
2007 09  9.67   6.91   8.29 
2007 10  5.69    .71   3.20 
2007 11  2.26  -1.78    .24 
2007 12  -.40  -6.15  -3.27 
2008 01 -2.01  -7.42  -4.71 
2008 02 -6.09 -11.17  -8.63 
2008 03 -6.39 -11.78  -9.08 
2008 04  -.52  -4.86  -2.69 
2008 05  2.26   -.97    .64 
2008 06  6.55   2.25   4.40 
2008 07  8.66   4.86   6.76 
2008 08 10.59   5.93   8.26 
2008 09  9.45   5.76   7.60 
2008 10  4.40  -1.52   1.44 
2008 11   .47  -5.03  -2.28 
2008 12   .27  -3.22  -1.47 
2009 01 -6.01 -10.60  -8.30 
2009 02 -1.07  -7.81  -4.44 
2009 03 -4.87 -10.02  -7.44 
2009 04 -1.16  -5.28  -3.22 
2009 05  4.08  -1.28   1.40 
2009 06  7.02   2.45   4.73 
2009 07  8.34   5.45   6.89 
2009 08 10.40   6.11   8.25 
2009 09  8.51   3.60   6.05 
2009 10  5.56    .12   2.84 
2009 11   .80  -3.83  -1.51 
2009 12  1.51  -2.17   -.33 
2010 01 -2.27  -6.67  -4.47 
2010 02 -5.18  -9.88  -7.53 
2010 03 -9.05 -16.37 -12.71 
2010 04 -1.48  -6.81  -4.14 
2010 05  3.00  -1.89    .55 
2010 06  6.05   1.78   3.91 
2010 07  9.72   4.73   7.22 
2010 08 10.16   6.95   8.55 
2010 09  9.33   5.59   7.46 
2010 10  5.38   1.50   3.44 
2010 11  2.64  -1.55    .54 
2010 12  -.22  -4.19  -2.20 
2011 01 -1.01  -5.83  -3.42 
2011 02   .37  -3.97  -1.80 
2011 03  -.30  -5.92  -3.11 
2011 04  -.56  -5.90  -3.23 
2011 05  4.03   -.32   1.85 
2011 07  9.05   5.27   7.16 
2011 08 10.99   6.77   8.88 
2011 09  8.87   4.14   6.50 
2011 10  6.55    .63   3.59 
2011 11  2.30  -2.07    .11 
2011 12  -.21  -5.17  -2.69 
2012 01 -7.20 -12.66  -9.93 
2012 02 -3.56 -10.53  -7.04 
2012 03 -7.61 -13.08 -10.34 
2012 04 -2.03  -6.63  -4.33 
2012 05   .50  -3.25  -1.37 
2012 06  7.41   1.70   4.55 
2012 07  8.85   4.67   6.76 
2012 08 10.74   5.95   8.34 
2012 09  7.69   1.58   4.63 
2012 10  5.22   1.19   3.20 
2012 11  1.07  -2.21   -.57 
2012 12  -.76  -6.44  -3.60 
2013 01 -1.59  -7.13  -4.36 
2013 02 -6.36 -13.36  -9.85 
2013 03 -1.75  -8.22  -4.98 
2013 04 -2.48  -6.58  -4.52 
2013 05  1.94  -1.98    .-1 
2013 06  7.09   3.19   5.14 
2013 07 10.24   6.36   8.30 
2013 08 11.39   7.62   9.50 
2013 09  9.53   3.97   6.75 
2013 10  6.53   1.22   3.87 
2014 05  6.15    .90   3.52 
