2004 02  -3.68 -16.35 -10.01 
2004 03   1.58 -11.43  -4.92 
2004 04  10.83  -1.99   4.42 
2004 05  14.91   0.61   7.76 
2004 06  19.86   6.10  12.98 
2004 07  22.29  10.04  16.16 
2004 08  20.31   6.74  13.52 
2004 09  14.85   2.05   8.45 
2004 10   7.16  -4.67   1.24 
2004 11   3.71  -6.75  -1.52 
2004 12  -5.56 -17.28 -11.42 
2005 01 -10.38 -21.00 -15.69 
2005 02  -1.67 -14.51  -8.09 
2005 03   2.67  -8.60  -2.96 
2005 04  12.35   -.69   5.83 
2005 05  17.16   2.33   9.74 
2005 06  19.36   8.00  13.68 
2005 07  22.15   8.30  15.22 
2005 08  20.14   5.37  12.75 
2005 09  15.89   1.42   8.65 
2005 10  10.81  -3.07   3.87 
2005 11   2.65  -7.68  -2.51 
2005 12  -3.76 -13.74  -8.75 
2006 01  -3.32 -12.25  -7.78 
2006 02  -4.29 -15.92 -10.10 
2006 03  -2.89 -12.34  -7.61 
2006 04  14.45  -2.39   6.03 
2006 05  16.87   4.21  10.54 
2006 06  21.81   8.41  15.11 
2006 07  25.27   9.85  17.56 
2006 08  22.88   7.19  15.03 
2006 09  17.92   4.29  11.10 
2006 10   6.38  -4.01   1.18 
2006 11  -8.14 -17.62 -12.88 
2006 12  -3.96 -16.25 -10.10 
2007 01  -4.92 -16.54 -10.73 
2007 02 -11.20 -22.90 -17.04 
2007 03   0.66 -10.88  -5.11 
2007 04   8.13  -2.34   2.89 
2007 05  17.21   3.51  10.36 
2007 06  20.16   8.59  14.37 
2007 07  26.57  11.36  18.96 
2007 08  19.96   6.90  13.43 
2007 09  16.32   0.85   8.58 
2007 10  12.10  -2.54   4.78 
2007 11   -.83 -11.46  -6.14 
2007 12 -10.14 -20.58 -15.36 
2008 01 -10.63 -22.41 -16.52 
2008 02  -6.33 -19.98 -13.15 
2008 03   0.26 -11.45  -5.59 
2008 04   5.05  -5.95   -.44 
2008 05  17.81   3.29  10.54 
2008 06  21.41   7.40  14.40 
2008 07  22.51   8.53  15.52 
2008 08  22.81   7.85  15.33 
2008 09  17.79   1.91   9.85 
2008 10  11.97  -3.46   4.25 
2008 11   3.33  -5.61  -1.14 
2008 12 -14.76 -26.52 -20.64 
2009 01  -9.67 -21.77 -15.72 
2009 02  -8.30 -21.23 -14.76 
2009 03  -5.16 -18.91 -12.03 
2009 04   7.92  -3.85   2.03 
2009 05  16.50   0.55   8.52 
2009 06  21.07   5.54  13.30 
2009 07  22.33   7.28  14.80 
2009 08  23.05   5.78  14.41 
2009 09  22.52   4.53  13.52 
2009 10   5.07  -3.53   0.77 
2009 11   4.16  -8.95  -2.39 
2009 12 -15.09 -25.62 -20.35 
2010 01  -8.75 -17.53 -13.14 
2010 02  -5.71 -17.37 -11.54 
2010 03   4.52  -7.08  -1.28 
2010 04  12.49  -1.44   5.52 
2010 05  15.04   1.49   8.26 
2010 06  21.21   6.38  13.79 
2010 07  22.45   8.68  15.56 
2010 08  21.42   8.85  15.14 
2010 09  14.91   1.63   8.26 
2010 10  11.99  -1.38   5.30 
2010 11  -1.24 -13.26  -7.25 
2010 12 -11.93 -19.66 -15.79 
2011 01  -8.80 -20.39 -14.59 
2011 02  -9.04 -21.21 -15.12 
2011 04   7.77  -3.68   2.04 
2011 05  18.79   3.81  11.30 
2011 06  19.69   8.35  14.02 
2011 07  21.27   9.92  15.59 
2011 08  22.59   7.73  15.16 
2011 09  21.45   3.86  12.65 
2011 10  11.26  -1.84   4.71 
2011 11   -.79 -12.19  -6.49 
2011 12   0.14 -11.27  -5.56 
2012 01  -3.40 -15.07  -9.23 
2012 02  -2.75 -16.29  -9.52 
2012 03   2.41  -7.93  -2.75 
2012 04   9.82  -2.64   3.58 
2012 05  16.81   2.15   9.47 
2012 06  22.20   7.94  15.07 
2012 07  24.58  11.18  17.88 
2012 08  23.84   8.62  16.23 
2012 09  20.88   3.89  12.38 
2012 10   6.18  -4.94   0.61 
2012 11  -6.11 -13.69  -9.89 
2012 12 -12.41 -22.62 -17.51 
2013 01  -7.95 -19.12 -13.53 
2013 02  -2.45 -13.26  -7.85 
2013 03  -3.48 -15.68  -9.58 
2013 04   4.04  -6.12  -1.04 
2013 05  20.99   4.42  12.70 
2013 06  19.58   8.76  14.17 
2013 07  21.54   7.73  14.63 
2013 08  23.29   8.97  16.13 
2013 09  21.98   3.91  12.94 
2013 10  10.18  -2.97   3.60 
2013 11  -4.41 -14.69  -9.54 
2013 12 -11.55 -23.17 -17.36 
2014 01  -5.12 -17.04 -11.08 
2014 02 -12.81 -22.71 -17.76 
2014 03  -3.36 -13.76  -8.56 
2014 04   8.33  -3.20   2.56 
2014 05  14.97   1.45   8.21 
