Quarter	Percent
1998-01-01	2.19957474888188
1999-01-01	1.96710108849514
1999-04-01	1.43551182832450
1999-07-01	1.40707684053942
1999-10-01	1.45227710226857
2000-01-01	1.90292870717801
2000-04-01	1.49599200838145
2000-07-01	1.49111907024340
2000-10-01	1.42046146724167
2001-01-01	1.71075365634050
2001-04-01	1.51363979266542
2001-07-01	1.56230988246173
2001-10-01	1.54770885552284
2002-01-01	1.92750428606417
2002-04-01	1.46860849345245
2002-07-01	1.61669030964144
2002-10-01	1.58559527008869
2003-01-01	1.85603576027015
2003-04-01	1.88954194394521
2003-07-01	1.72815533980582
2003-10-01	1.79029991763167
2004-01-01	2.22013306334972
2004-04-01	2.30243289604020
2004-07-01	2.41949101435291
2004-10-01	2.38811719107345
2005-01-01	2.28228228228228
2005-04-01	2.35494634755263
2005-07-01	2.54639620198533
2005-10-01	2.40419118702454
2006-01-01	2.46948962288935
2006-04-01	2.35083532219570
2006-07-01	2.27614343998282
2006-10-01	2.30402668572790
2007-01-01	2.24491739275342
2007-04-01	2.31202873385505
2007-07-01	2.48668695321415
2007-10-01	2.07012795859744
2008-01-01	1.93585120516227
2008-04-01	1.73995496029394
2008-07-01	1.90329461957810
2008-10-01	2.05357777304057
2009-01-01	1.98887178880076
2009-04-01	2.08313606666035
2009-07-01	2.41859144263537
2009-10-01	2.04896724488349
2010-01-01	1.90962374740026
2010-04-01	1.96041381265057
2010-07-01	1.97397936294302
2010-10-01	2.02989437947944
2011-01-01	2.07410200810785
2011-04-01	1.89500941619586
2011-07-01	1.83838241178824
2011-10-01	2.29509737132655
2012-01-01	2.16778618065668
2012-04-01	1.92023286931618
2012-07-01	2.11368381542215
2012-10-01	2.01731804352914
2013-01-01	2.40879326473340
2013-04-01	2.07713046536162
2013-07-01	2.38217933102221
2013-10-01	2.53223696505326
2014-01-01	2.56284573909390
2014-04-01	2.07629389695430
2014-07-01	2.24575285082616