1970 09 15.23 -99.99 -99.99 
2005 09 19.02 -99.99 -99.99 
2006 02 99.99 -13.61 -99.99 
2006 03  1.81  -7.90  -3.04 
2006 04 11.67    .23   5.95 
2006 05 17.87   5.85  11.86 
2006 06 22.21  10.22  16.21 
2006 07 26.30  13.30  19.79 
2006 08 21.97  13.15  17.56 
2006 09 19.20 -99.99 -99.99 
2006 10 11.97 -99.99 -99.99 
2006 11  4.26 -99.99 -99.99 
2006 12  4.73 -99.99 -99.99 
2007 02 -6.04 -99.99 -99.99 
2007 03  9.35    .84   5.09 
2007 04 11.31   1.13   6.22 
2007 05 19.33   8.24  13.78 
2007 06 23.39  11.50  17.44 
2007 07 21.99  12.05  17.02 
2007 08 25.79  13.66  19.72 
2007 09 17.64   6.39  12.01 
2007 10  9.67 -99.99 -99.99 
2007 11   .84 -99.99 -99.99 
2008 01  -.60 -99.99 -99.99 
2008 02  2.88 -99.99 -99.99 
2008 03  4.98  -1.58   1.70 
2008 04 15.00 -99.99 -99.99 
2008 05 15.71   5.59  10.65 
2008 06 21.56   9.39  15.48 
2008 07 23.36  12.48  17.92 
2008 12   .76 -99.99 -99.99 
2009 01 -1.34 -99.99 -99.99 
2009 02 -2.11 -99.99 -99.99 
2009 03  3.41 -99.99 -99.99 
2009 04 13.30   1.58   7.44 
2009 05 18.39   6.23  12.31 
2009 06 20.61  11.10  15.85 
2009 07 23.55  12.36  17.95 
2009 08 21.81  10.16  15.98 
2009 09 18.48   8.99  13.73 
2009 10  7.49 -99.99 -99.99 
2009 11  5.09 -99.99 -99.99 
2010 01 -9.57 -99.99 -99.99 
2010 02 -3.17  -8.17  -5.67 
2010 03  2.89  -6.37  -1.73 
2010 04 13.37   2.27   7.82 
2010 05 20.21   9.17  14.69 
2010 06 22.69  12.96  17.82 
2010 07 28.22  17.20  22.71 
2010 08 26.24  15.37  20.80 
2010 09 16.08   7.78  11.93 
2010 10  8.88    .-8   4.40 
2011 02 -6.61 -15.35 -10.98 
2011 03  2.84 -99.99 -99.99 
2011 04 13.07   1.58   7.32 
2011 05 18.77   7.18  12.97 
2011 11  4.08 -99.99 -99.99 
2012 02 -8.08 -15.77 -11.92 
2012 03  3.60  -3.39    .10 
2012 04 12.38   2.91   7.64 
2012 05 20.54   7.84  14.19 
2013 01 -6.00 -99.99 -99.99 
2013 02   .73 -99.99 -99.99 
2013 03 -1.31 -10.81  -6.06 
2013 04 10.49   1.11   5.80 
2014 01 -5.88 -99.99 -99.99 
2014 02  1.45  -3.08   -.81 
2014 03  8.50    .-7   4.21 
2014 04 13.33   1.23   7.28 
