Quarter	Percent
1998-04-01	5.74580556193978
1998-10-01	5.60024515437064
1999-04-01	5.54140618970441
1999-10-01	5.45215846783535
2000-04-01	5.48723536737235
2000-10-01	5.45610211706102
2001-04-01	5.26859504132231
2001-10-01	5.29243483788938
2002-01-01	5.24579612197281
2002-04-01	5.55957840534234
2002-07-01	4.59409445651299
2002-10-01	4.68259715182235
2003-01-01	5.08598312783906
2003-04-01	5.22388059701493
2003-07-01	5.02920181700195
2003-10-01	4.94808565866321
2004-01-01	5.44083906915765
2004-04-01	5.35070468698787
2004-07-01	4.89183874139626
2004-10-01	5.47361520812848
2005-01-01	5.28977696708399
2005-04-01	4.39432882845535
2005-07-01	4.06268136970400
2005-10-01	3.72274272448387
2006-01-01	3.85967849966510
2006-04-01	2.95545880776959
2006-07-01	2.53683858004019
2006-10-01	2.88010716677830
2007-01-01	2.71160669031931
2007-04-01	2.77073830038858
2007-07-01	2.49197499577631
2007-10-01	2.33147491130258
2008-01-01	2.88002726653033
2008-04-01	3.20381731424676
2008-07-01	3.34014996591684
2008-10-01	4.16666666666667
2009-01-01	5.40936933827970
2009-04-01	6.59994823570011
2009-07-01	7.19523768441032
2009-10-01	7.70425329997412
2010-01-01	7.34984193888304
2010-04-01	8.06989813839129
2010-07-01	7.71865121180190
2010-10-01	7.52546540217773
2011-01-01	6.84992836676218
2011-04-01	6.59025787965616
2011-07-01	6.11514011997493
2011-10-01	5.98137535816619
2012-01-01	7.04071409053648
2012-04-01	7.24109663903816
2012-07-01	6.33026687312141
2012-10-01	5.82020220420803
2013-01-01	5.34808667588751
2013-04-01	5.07146150299677
2013-07-01	5.52328261871830
2013-10-01	5.01613646841863
2014-01-01	4.69128893863085
2014-04-01	4.25114453891432
2014-07-01	4.67945718296678