Quarter	Percent
2003-04-01	46.8738841313295
2004-04-01	46.7178768221102
2005-01-01	44.7601720865219
2005-04-01	46.7009904008380
2005-07-01	48.3385976338627
2005-10-01	46.5785202089718
2006-01-01	45.2753993471198
2006-04-01	47.1719744481582
2006-07-01	48.6202843281039
2006-10-01	46.8371191008775
2007-01-01	45.5672821785598
2007-04-01	47.0206902852754
2007-07-01	48.3055371928063
2007-10-01	46.3619578937502
2008-01-01	45.0143610750146
2008-04-01	46.8404382508095
2008-07-01	47.5555061286356
2008-10-01	44.8966871003325
2009-01-01	42.6123541860728
2009-04-01	43.7027251173274
2009-07-01	44.1299924827733
2009-10-01	41.4625772487984
2010-01-01	40.3264589553830
2010-04-01	42.0694459097935
2010-07-01	43.4032666578292
2010-10-01	41.5958302752474
2011-01-01	40.6554388888824
2011-04-01	42.4261598732283
2011-07-01	43.4394106029037
2011-10-01	41.9106154724159
2012-01-01	40.3907041614112
2012-04-01	42.2710352577609
2012-07-01	43.4212648564335
2012-10-01	41.8397813953979
2013-01-01	40.6649480426290
2013-04-01	42.4411110106986
2013-07-01	43.7858194102530
2013-10-01	42.2376349869149
2014-01-01	40.9702454818169
2014-04-01	43.0192495076149
2014-07-01	44.3011343349172
2014-10-01	43.0158892351709
2015-01-01	41.8292692022783
2015-04-01	43.5426227031518
2015-07-01	44.8099444927149
2015-10-01	43.6059515206578
2016-01-01	42.6837973720102
2016-04-01	44.4068225876316
2016-07-01	45.6184992482487
2016-10-01	44.2249277369816
2017-01-01	43.3682064012767
2017-04-01	45.2111714329257
2017-07-01	46.4905656486013
2017-10-01	44.5505280316065
2018-01-01	44.3728611453689