1996 10 99.99 -99.99  13.30 
1996 11 99.99 -99.99   4.10 
1996 12 99.99 -99.99   2.00 
1997 01 99.99 -99.99   1.20 
1997 02 99.99 -99.99   2.80 
1997 03 99.99 -99.99   6.30 
1997 04 99.99 -99.99  16.29 
1997 06 99.99 -99.99  28.40 
1997 07 99.99 -99.99  31.30 
1997 10 99.99 -99.99  17.79 
1997 11 99.99 -99.99   5.00 
1997 12 99.99 -99.99   4.00 
1998 01 99.99 -99.99  -2.00 
1998 02 99.99 -99.99   1.10 
1998 03 99.99 -99.99   6.50 
1998 04 99.99 -99.99  16.70 
1998 05 99.99 -99.99  21.50 
1998 06 99.99 -99.99  30.70 
1998 08 99.99 -99.99  30.20 
1998 09 99.99 -99.99  22.10 
1998 10 99.99 -99.99  13.70 
1998 12 99.99 -99.99   2.80 
1999 01 99.99 -99.99   1.00 
1999 02 99.99 -99.99   5.90 
1999 03 99.99 -99.99   6.70 
1999 05 99.99 -99.99  20.40 
2004 11 99.99 -99.99   8.60 
2004 12 99.99 -99.99   4.69 
2005 04 99.99 -99.99  15.90 
2007 11 99.99 -99.99   7.00 
2007 12 99.99 -99.99    .70 
2008 01 99.99 -99.99 -11.80 
2008 02 99.99 -99.99    .10 
2008 03 99.99 -99.99  12.80 
2008 04 99.99 -99.99  17.90 
2008 05 99.99 -99.99  22.60 
2008 06 99.99 -99.99  27.30 
2008 07 99.99 -99.99  31.10 
2008 08 99.99 -99.99  30.20 
2008 09 99.99 -99.99  22.70 
2008 10 99.99 -99.99  14.40 
2008 11 99.99 -99.99   6.90 
2008 12 99.99 -99.99   -.10 
2009 01 99.99 -99.99    .10 
2009 02 99.99 -99.99   4.50 
2009 03 99.99 -99.99  10.30 
2009 04 99.99 -99.99  11.80 
2009 05 99.99 -99.99  22.00 
2009 06 99.99 -99.99  29.10 
2009 07 99.99 -99.99  31.60 
2009 08 99.99 -99.99  27.70 
2009 09 99.99 -99.99  22.00 
2009 10 99.99 -99.99  15.10 
2009 11 99.99 -99.99   7.00 
2009 12 99.99 -99.99   2.90 
2010 01 99.99 -99.99   1.10 
2010 02 99.99 -99.99  -3.30 
2010 03 99.99 -99.99   8.30 
2010 04 99.99 -99.99  15.20 
2010 05 99.99 -99.99  21.90 
2010 06 99.99 -99.99  30.90 
2010 07 99.99 -99.99  32.09 
2010 08 99.99 -99.99  30.00 
2010 09 99.99 -99.99  23.40 
2010 10 99.99 -99.99  16.70 
2010 11 99.99 -99.99   9.39 
2010 12 99.99 -99.99   4.90 
2011 01 99.99 -99.99   -.50 
2011 02 99.99 -99.99  -1.80 
2011 03 99.99 -99.99   6.90 
2011 04 99.99 -99.99  15.20 
2011 05 99.99 -99.99  23.60 
2011 06 99.99 -99.99  28.60 
2011 07 99.99 -99.99  32.80 
2011 08 99.99 -99.99  30.10 
2011 09 99.99 -99.99  23.50 
2011 10 99.99 -99.99  14.90 
2011 11 99.99 -99.99   8.20 
2011 12 99.99 -99.99   -.40 
2014 03 15.60   2.50   9.05 
2014 04 21.40   8.39  14.90 
2014 05 33.80  17.50  25.65 
