Quarter	Percent
1999-01-01	7.43020888529436
2000-01-01	9.71843590802699
2000-04-01	9.36149157108397
2000-07-01	8.74840226656004
2000-10-01	9.12840647915070
2001-01-01	10.90541605289300
2001-04-01	10.85570595912450
2001-07-01	10.43026806922290
2001-10-01	10.95679117205390
2002-01-01	12.37833621595960
2002-04-01	12.10726205547240
2002-07-01	11.69707303594170
2002-10-01	11.91629450733300
2003-01-01	12.53179709711210
2003-04-01	11.69754110010900
2003-07-01	11.43936721569480
2003-10-01	11.47402267727200
2004-01-01	12.54672154970230
2004-04-01	11.47462420605730
2004-07-01	10.85268184910520
2004-10-01	10.45885256595630
2005-01-01	11.16857298292040
2005-04-01	10.71318287394440
2005-07-01	10.10899219180480
2005-10-01	9.69469379012123
2006-01-01	7.90182596622433
2006-04-01	6.84113637494403
2006-07-01	6.22565502546859
2006-10-01	5.66472256288741
2007-01-01	5.47329969077716
2007-04-01	4.70605327417706
2007-07-01	4.32564144120984
2007-10-01	4.02286646698556
2008-01-01	3.91889398860670
2008-04-01	3.40339272378107
2008-07-01	2.97527807255434
2008-10-01	3.13832891842141
2009-01-01	4.06138095933006
2009-04-01	3.94826755687992
2009-07-01	4.07735895540774
2009-10-01	4.35166999602715
2010-01-01	5.57683399428307
2010-04-01	4.93557989392288
2010-07-01	4.64545054150809
2010-10-01	4.73792939954619
2011-01-01	5.29708615103244
2011-04-01	4.80402123573930
2011-07-01	4.48050224984898
2011-10-01	4.75335917968860
2012-01-01	5.41472638500833
2012-04-01	4.96804642865208
2012-07-01	4.88438262126276
2012-10-01	5.04503792667510
2013-01-01	5.78720040651554
2013-04-01	5.31483385494933
2013-07-01	4.90546206615960
2013-10-01	4.93329792463598
2014-01-01	5.54041985552629
2014-04-01	4.71448558691749
2014-07-01	4.09229183071145