Quarter	Percent
1999-01-01	3.30016747118510
1999-04-01	3.24995075832184
1999-07-01	3.33464489474720
1999-10-01	3.39166338969721
2000-01-01	3.14038196495373
2000-04-01	3.08538862140120
2000-07-01	3.17444717444717
2000-10-01	2.94782352363172
2001-01-01	2.93886377039512
2001-04-01	2.62201708730237
2001-07-01	3.04428950211136
2001-10-01	3.34970530451866
2002-01-01	3.32121450329174
2002-04-01	2.78023381471657
2002-07-01	2.76606179499755
2002-10-01	3.02792748652621
2003-01-01	3.04961757207296
2003-04-01	3.01990391214825
2003-07-01	2.98068438082165
2003-10-01	3.14798470138276
2004-01-01	3.18721192507600
2004-04-01	2.91433617898145
2004-07-01	2.97893189612935
2004-10-01	3.25203252032520
2005-01-01	3.46888780009799
2005-04-01	2.77315041646252
2005-07-01	3.00685602350637
2005-10-01	3.61410381978452
2006-01-01	3.94363440649770
2006-04-01	3.15099324787161
2006-07-01	3.05104635243497
2006-10-01	3.10972032075103
2007-01-01	3.04866132499511
2007-04-01	2.67735000977135
2007-07-01	2.46021673337889
2007-10-01	2.59689544078883
2008-01-01	2.48731954740538
2008-04-01	2.26297307842372
2008-07-01	2.03485541816766
2008-10-01	2.17095015576324
2009-01-01	2.32399844418514
2009-04-01	2.55737067288993
2009-07-01	2.86241024645837
2009-10-01	3.03706578692024
2010-01-01	3.13679930293349
2010-04-01	3.08839190628328
2010-07-01	3.20927984533591
2010-10-01	3.48960850652489
2011-01-01	3.72730784086520
2011-04-01	3.32174584781769
2011-07-01	3.50014463407579
2011-10-01	4.23295728473628
2012-01-01	3.99499422410474
2012-04-01	3.86984982672314
2012-07-01	4.49557181363111
2012-10-01	4.50519830573739
2013-01-01	5.10675129832660
2013-04-01	4.80861704173880
2013-07-01	4.79076479076479
2013-10-01	4.66570466570467
2014-01-01	5.15285522014997
2014-04-01	4.65295135550856
2014-07-01	4.57604306864065
2014-10-01	4.55681599692367
2015-01-01	4.66077263117432
2015-04-01	4.60311358831443
2015-07-01	4.55550216242191