1974 04 14.12   -.14   6.99 
1974 09 19.00   8.79  13.89 
1974 11  7.23  -2.52   2.35 
1975 10 15.76   4.48  10.12 
1976 04 14.84   1.33   8.08 
1976 11  4.14  -3.55    .29 
1976 12 -2.68 -14.07  -8.37 
1977 11  7.80   -.32   3.74 
2007 08 26.77  15.18  20.97 
2007 09 23.83  11.86  17.84 
2007 10 18.83   8.39  13.61 
2007 11  6.76  -2.14   2.31 
2007 12  -.65  -9.41  -5.02 
2008 01   .83 -10.76  -4.96 
2008 02   .15 -10.70  -5.27 
2008 03  2.92  -7.07  -2.07 
2008 04 12.65   1.02   6.83 
2008 05 17.41   6.21  11.81 
2008 06 22.77  13.65  18.20 
2009 04 14.94   2.77   8.85 
2009 05 26.73  13.87  20.29 
2012 07 27.91  17.25  22.58 
2012 08 27.44  16.83  22.13 
2012 09 21.47  11.22  16.34 
2012 10 15.86   7.04  11.45 
2012 11  8.24   -.78   3.73 
2012 12  3.76  -3.76    . 0 
2013 01   .76  -9.66  -4.44 
2013 02  1.05  -7.80  -3.37 
2013 03  5.45  -3.55    .94 
2013 04 12.70   1.42   7.06 
2013 05 19.11   7.73  13.42 
2013 06 24.09  13.94  19.01 
2013 07 27.28  18.41  22.84 
2013 08 25.54  15.14  20.34 
2013 09 21.59  10.81  16.20 
2013 10 15.82   5.06  10.44 
2013 11  7.81  -2.36   2.72 
2013 12   .39  -8.25  -3.93 
2014 01 -1.67 -12.31  -6.99 
2014 02   . 6 -12.01  -5.97 
2014 03  1.97 -10.26  -4.14 
2014 04 12.25    .86   6.55 
2014 05 18.20   8.45  13.32 
