Quarter	Percent
2005-01-01	40.0830674200424
2005-04-01	40.5642852068065
2005-07-01	41.3889006825420
2005-10-01	41.5664092476413
2006-01-01	41.4727598057315
2006-04-01	41.6352271526127
2006-07-01	42.6519531161413
2006-10-01	42.6400903330167
2007-01-01	42.0177976546993
2007-04-01	42.2105891749969
2007-07-01	42.1558144645371
2007-10-01	43.3905720772845
2008-01-01	42.3994760279208
2008-04-01	42.7788666187712
2008-07-01	42.1119108771580
2008-10-01	41.8512407478344
2009-01-01	41.6494487519672
2009-04-01	41.9569038747724
2009-07-01	43.8927280209545
2009-10-01	43.5716507776559
2010-01-01	42.2390714099624
2010-04-01	43.1318058504986
2010-07-01	43.0543390453978
2010-10-01	41.6844660566195
2011-01-01	41.4319330585566
2011-04-01	42.6273111034550
2011-07-01	43.0534346993487
2011-10-01	44.2671806349996
2012-01-01	42.7987040226483
2012-04-01	44.3722658976602
2012-07-01	44.4793762752798
2012-10-01	43.7667835365157
2013-01-01	42.7495877672258
2013-04-01	44.2062863379643
2013-07-01	44.1160139124939
2013-10-01	44.4583009879153
2014-01-01	43.1412900864710
2014-04-01	43.2781062574824
2014-07-01	42.9815748627331
2014-10-01	42.8148449377491
2015-01-01	42.4881128519865
2015-04-01	43.1063783920549
2015-07-01	43.4837400649224
2015-10-01	44.3265868564572
2016-01-01	42.9247420778775
2016-04-01	43.4060711976727
2016-07-01	43.9286996074897
2016-10-01	43.3465348472178
2017-01-01	42.8435165334508
2017-04-01	42.9318708540245
2017-07-01	42.8621200412038
2017-10-01	43.2009929636241
2018-01-01	42.6213607711849
2018-04-01	43.7481042917994