Quarter	Percent
1999-01-01	43.0245500556524
1999-04-01	43.7980010520779
1999-07-01	44.1817338896616
1999-10-01	44.4130365995148
2000-01-01	43.6810516082675
2000-04-01	44.2451293550229
2000-07-01	44.9179980954396
2000-10-01	45.1134990780187
2001-01-01	44.1839949590422
2001-04-01	44.3722807238792
2001-07-01	44.7629663904429
2001-10-01	44.4444444444444
2002-01-01	44.0617627232895
2002-04-01	44.4978497343790
2002-07-01	44.8604636446094
2002-10-01	44.7742289586456
2003-01-01	44.1508476725997
2003-04-01	45.0928101255106
2003-07-01	45.4738091201899
2003-10-01	45.4194424407010
2004-01-01	44.6916098327916
2004-04-01	45.0395643665447
2004-07-01	45.2146547874716
2004-10-01	45.1237665872746
2005-01-01	44.5491480717279
2005-04-01	44.8762423649094
2005-07-01	45.4448678915881
2005-10-01	45.3064093552304
2006-01-01	44.7159320878512
2006-04-01	45.6983859619198
2006-07-01	45.8635394456290
2006-10-01	45.9179109246203
2007-01-01	45.2879636929240
2007-04-01	45.9393784371403
2007-07-01	46.0980810234542
2007-10-01	45.4128636014672
2008-01-01	44.6731286562193
2008-04-01	45.1878285396812
2008-07-01	45.7413384059675
2008-10-01	44.7961189946999
2009-01-01	43.4967697770932
2009-04-01	44.0676514664954
2009-07-01	43.8783595674055
2009-10-01	43.6700863121372
2010-01-01	42.3984749828650
2010-04-01	43.2641598422158
2010-07-01	43.9565152132427
2010-10-01	43.8355576535210
2011-01-01	42.9413151072354
2011-04-01	44.1567920315988
2011-07-01	44.8467667461289
2011-10-01	44.7155695059552
2012-01-01	43.7739339959554
2012-04-01	44.7036040882195
2012-07-01	45.4891912841271
2012-10-01	45.3399689762151
2013-01-01	43.9497446285800
2013-04-01	45.9914155684490
2013-07-01	46.8142490344575
2013-10-01	46.8870713653726
2014-01-01	47.6289194091734
2014-04-01	48.2157138225440
2014-07-01	49.0839876278848