Quarter	Percent Change
1992-04-01	1.58262225857415000
1992-07-01	3.11593109802906000
1992-10-01	4.53266202154573000
1993-01-01	5.78149378881721000
1993-04-01	4.56156582601293000
1993-07-01	3.49805942866600000
1993-10-01	2.54454460352497000
1994-01-01	1.66684466702008000
1994-04-01	2.53409629477871000
1994-07-01	3.34393758000115000
1994-10-01	4.07997629552925000
1995-01-01	4.73118480368608000
1995-04-01	4.68148537687346000
1995-07-01	4.62881767454464000
1995-10-01	4.57379896797055000
1996-01-01	4.51696401737701000
1996-04-01	4.50246448468160000
1996-07-01	4.48140332058515000
1996-10-01	4.45469686311581000
1997-01-01	4.42316751427570000
1997-04-01	3.92073478832191000
1997-07-01	3.46962430900970000
1997-10-01	3.06025641337391000
1998-01-01	2.68506480388833000
1998-04-01	2.75915734789603000
1998-07-01	2.88142658938201000
1998-10-01	2.60651859587834000
1999-01-01	2.24367294156420000
1999-04-01	1.91565317113923000
1999-07-01	1.70933119050260000
1999-10-01	1.93234769756769000
2000-01-01	2.22121600513465000
2000-04-01	2.25715630365506000
2000-07-01	2.30765724263688000
2000-10-01	2.44964428169469000
2001-01-01	2.67428293433625000
2001-04-01	2.63074401148679000
2001-07-01	2.33857530557557000
2001-10-01	2.19050177339750000
2002-01-01	2.02232755789991000
2002-04-01	1.87694030719532000
2002-07-01	1.94315566616255000
2002-10-01	1.83001039412686000
2003-01-01	1.35491708531181000
2003-04-01	1.23645469408155000
2003-07-01	1.46871440382248000
2003-10-01	1.49680966653003000
2004-01-01	1.56309249589643000
2004-04-01	1.47389209046349000
2004-07-01	0.91803747607316800
2004-10-01	0.35507802043672600
2005-01-01	0.00437774105913526
2005-04-01	-0.18095332792375700
2005-07-01	-0.06451072637943320
2005-10-01	0.15964051941905300
2006-01-01	0.37204181210451100
2006-04-01	0.82353483537526000
2006-07-01	1.36975690472516000
2006-10-01	1.78935500481915000
2007-01-01	1.88448719566262000
2007-04-01	1.63967212685887000
2007-07-01	1.21553334468646000
2007-10-01	0.88013342322155900
2008-01-01	1.09179992130015000
2008-04-01	1.38450160400954000
2008-07-01	1.50817466147666000
2008-10-01	1.44014333655799000
2009-01-01	0.87302368963273500
2009-04-01	0.09430481809520390
2009-07-01	-0.69118601757645500
2009-10-01	-1.12341340875164000
2010-01-01	-1.21282159060708000
2010-04-01	-1.05909796239782000
2010-07-01	-0.69100896821330600
2010-10-01	-0.45602871619117700
2011-01-01	-0.31796326015410600