1996 05 99.99 -99.99  25.30 
1996 08 99.99 -99.99  27.20 
1996 09 99.99 -99.99  25.30 
1996 12 99.99 -99.99  28.40 
1997 04 99.99 -99.99  26.80 
1997 08 99.99 -99.99  24.40 
1997 09 99.99 -99.99  29.90 
1997 11 99.99 -99.99  29.50 
1998 01 99.99 -99.99  29.70 
1998 02 99.99 -99.99  28.50 
1998 07 99.99 -99.99  25.60 
1998 11 99.99 -99.99  28.30 
1999 04 99.99 -99.99  26.00 
1999 11 99.99 -99.99  27.40 
1999 12 99.99 -99.99  28.10 
2000 06 99.99 -99.99  23.80 
2000 10 99.99 -99.99  29.20 
2001 02 99.99 -99.99  27.70 
2001 07 99.99 -99.99  24.50 
2001 08 99.99 -99.99  27.10 
2001 09 99.99 -99.99  28.50 
2001 10 99.99 -99.99  28.80 
2002 01 99.99 -99.99  28.10 
2002 02 99.99 -99.99  27.80 
2002 03 99.99 -99.99  28.70 
2002 04 99.99 -99.99  28.20 
2002 06 99.99 -99.99  22.90 
2002 07 99.99 -99.99  23.60 
2002 08 99.99 -99.99  26.50 
2002 09 99.99 -99.99  26.20 
2002 10 99.99 -99.99  29.90 
2002 11 99.99 -99.99  29.60 
2002 12 99.99 -99.99  28.90 
2003 01 99.99 -99.99  28.60 
2003 02 99.99 -99.99  27.50 
2003 03 99.99 -99.99  27.70 
2003 04 99.99 -99.99  26.50 
2003 05 99.99 -99.99  24.80 
2003 07 99.99 -99.99  22.90 
2003 08 99.99 -99.99  23.50 
2003 10 99.99 -99.99  27.80 
2003 12 99.99 -99.99  28.50 
2004 03 99.99 -99.99  28.30 
2004 12 99.99 -99.99  28.70 
2005 12 99.99 -99.99  27.90 
2006 05 99.99 -99.99  27.80 
2006 07 99.99 -99.99  24.10 
2006 08 99.99 -99.99  24.70 
2006 10 99.99 -99.99  26.60 
2007 06 99.99 -99.99  23.90 
2007 07 99.99 -99.99  22.40 
2007 08 99.99 -99.99  23.50 
2007 09 99.99 -99.99  28.50 
2007 10 99.99 -99.99  28.60 
2007 12 99.99 -99.99  27.50 
2008 01 99.99 -99.99  27.20 
2008 03 99.99 -99.99  27.80 
2008 05 99.99 -99.99  23.30 
2008 06 99.99 -99.99  21.10 
2009 01 99.99 -99.99  28.20 
2009 04 99.99 -99.99  27.70 
2009 05 99.99 -99.99  26.20 
2009 06 99.99 -99.99  22.50 
2009 07 99.99 -99.99  24.50 
2009 08 99.99 -99.99  26.20 
2009 09 99.99 -99.99  26.50 
2009 10 99.99 -99.99  28.30 
2009 11 99.99 -99.99  29.20 
2009 12 99.99 -99.99  27.70 
2010 01 99.99 -99.99  26.90 
2010 02 99.99 -99.99  26.50 
2010 03 99.99 -99.99  27.20 
2010 04 99.99 -99.99  26.70 
2010 05 99.99 -99.99  23.70 
2010 06 99.99 -99.99  24.90 
2010 07 99.99 -99.99  23.10 
2010 08 99.99 -99.99  24.80 
2010 09 99.99 -99.99  28.90 
2010 10 99.99 -99.99  28.80 
2010 11 99.99 -99.99  27.40 
2010 12 99.99 -99.99  29.20 
2011 01 99.99 -99.99  27.90 
2011 02 99.99 -99.99  27.60 
2011 03 99.99 -99.99  27.50 
2011 04 99.99 -99.99  28.00 
2011 05 99.99 -99.99  24.20 
2011 08 99.99 -99.99  25.20 
2011 09 99.99 -99.99  28.80 
2011 10 99.99 -99.99  29.40 
2011 11 99.99 -99.99  29.70 
2011 12 99.99 -99.99  29.00 
2014 03 32.80  22.70  27.75 
2014 04 33.00  21.90  27.45 
2014 05 30.40  19.60  25.00 
