2006 06  9.47   5.60   7.54 
2006 07  9.81   6.63   8.22 
2007 06  6.70   3.77   5.23 
2009 01 -5.14  -8.47  -6.80 
2009 05   . 0  -2.65  -1.32 
2009 06  6.88   3.30   5.09 
2009 07 10.72   7.30   9.01 
2009 10  3.03   1.43   2.23 
2010 02 12.19 -20.74 -16.46 
2010 04 -1.24  -4.07  -2.65 
2010 05  3.34   -.66   1.33 
2010 06  6.66   3.24   4.94 
2011 05  3.01    .-3   1.49 
2011 06  8.66   4.26   6.46 
2011 07 11.18   7.50   9.34 
2011 08  9.76   6.37   8.06 
2011 10  5.65   3.80   4.72 
2011 11  1.57   -.93    .32 
2012 04 -1.38  -4.98  -3.18 
2012 05  2.18  -1.43    .37 
2012 06  8.85   5.33   7.09 
2012 07 11.91   8.21  10.05 
2012 08  9.96   6.46   8.21 
2012 09  8.89   5.32   7.10 
2012 10  3.83   1.63   2.73 
2012 11 -1.11  -5.04  -3.07 
2013 01 -8.34 -14.06 -11.20 
2013 02 -5.17  -9.10  -7.14 
2013 04 -2.16  -6.63  -4.39 
2013 05   .81  -2.70   -.94 
2013 06  8.49   4.14   6.31 
2013 07 14.65  10.43  12.54 
2013 08 13.16   8.43  10.79 
2013 09  7.94   4.69   6.31 
2013 10   .37  -3.73  -1.68 
2013 11 -1.28  -4.25  -2.76 
2013 12 -4.23  -9.63  -6.93 
