2004 03 32.36 -41.08 -36.72 
2004 04 20.37 -29.32 -24.84 
2004 05 -9.04 -16.07 -12.55 
2004 06  -.11  -4.44  -2.27 
2004 07  3.95   -.26   1.84 
2004 08  2.30  -1.33    .48 
2004 09 -4.26  -8.43  -6.35 
2005 06  2.07  -2.07    . 0 
2005 07  3.87    .-1   1.93 
2005 08  2.78   -.67   1.05 
2005 09 -3.29  -7.29  -5.29 
2005 10 11.13 -18.62 -14.87 
2005 11 22.83 -30.27 -26.55 
2006 02 25.24 -33.25 -29.25 
2006 03 23.25 -32.50 -27.87 
2006 04 17.09 -26.63 -21.86 
2006 05 -2.52  -9.95  -6.23 
2006 06  2.33  -2.26    . 3 
2007 06  3.17  -1.11   1.03 
2007 07  8.09 -99.99 -99.99 
2008 06  2.63  -1.58    .52 
2008 07  4.98    .32   2.65 
2008 08  2.94  -1.01    .96 
2008 09 -3.13  -6.19  -4.66 
2008 10 -7.63 -14.75 -11.19 
2008 11 19.21 -26.45 -22.83 
2008 12 25.64 -32.77 -29.20 
2009 01 25.20 -31.43 -28.31 
2009 02 30.47 -37.49 -33.98 
2009 03 31.30 -38.28 -34.79 
2009 04 17.60 -27.73 -22.66 
2009 05 -7.03 -14.92 -10.97 
2009 06  1.77  -2.82   -.52 
2009 07  5.97    .37   3.16 
2009 08  5.69    .-5   2.82 
2009 09 -1.29  -4.73  -3.01 
2009 10 10.61 -16.44 -13.52 
2009 11 17.21 -23.35 -20.28 
2010 09  -.82  -3.70  -2.26 
2010 10 -6.30 -10.75  -8.52 
2010 11 14.99 -23.50 -19.24 
2010 12 21.86 -27.78 -24.82 
2011 01 25.82 -34.07 -29.94 
2011 02 28.59 -36.43 -32.51 
2011 03 23.39 -32.25 -27.82 
2011 04 19.26 -28.74 -24.00 
2011 05 -7.01 -15.72 -11.36 
2011 08  6.15    .44   3.29 
2011 10 -8.93 -14.31 -11.62 
2011 11 17.60 -24.65 -21.12 
2011 12 26.53 -32.63 -29.58 
2012 01 28.15 -35.68 -31.91 
2012 02 26.28 -34.06 -30.17 
2012 03 28.50 -35.13 -31.81 
2012 04 17.42 -26.89 -22.15 
2012 05 -4.52 -13.18  -8.85 
2012 06  4.52    .-1   2.25 
2012 07  8.76   1.86   5.31 
2012 08  5.97    .58   3.27 
2012 10 -6.65 -13.58 -10.11 
2012 11 17.14 -26.07 -21.60 
2012 12 23.86 -31.39 -27.62 
2013 01 29.20 -35.77 -32.48 
2013 09 -2.39  -5.68  -4.03 
2013 10 -7.93 -13.56 -10.74 
