Quarter	Percent, Seasonally Adjusted
2002-01-01	43.2401941732285
2002-04-01	44.9281787017251
2002-07-01	44.5061351448114
2002-10-01	45.8260017403162
2003-01-01	44.3423573504950
2003-04-01	44.8474645871667
2003-07-01	45.7244805626587
2003-10-01	44.5445242124912
2004-01-01	45.3424979694788
2004-04-01	44.6539449266216
2004-07-01	45.2048901743682
2004-10-01	45.4730202446357
2005-01-01	43.8322795430542
2005-04-01	46.1523252949272
2005-07-01	45.2712143642758
2005-10-01	47.2881143226979
2006-01-01	46.7769887647899
2006-04-01	49.4130287633612
2006-07-01	49.4521538900044
2006-10-01	49.2132288886449
2007-01-01	48.8566119655497
2007-04-01	49.9438700309469
2007-07-01	50.4939604955014
2007-10-01	51.3544625173788
2008-01-01	51.3055243678476
2008-04-01	51.9027214442648
2008-07-01	51.2642330251905
2008-10-01	49.9690456877357
2009-01-01	49.5036096792475
2009-04-01	47.5869897549567
2009-07-01	45.0571236507809
2009-10-01	45.1639442842041
2010-01-01	45.1550581237777
2010-04-01	44.9403627345946
2010-07-01	45.5117353105081
2010-10-01	44.9122707762520
2011-01-01	44.8339270311716
2011-04-01	46.0276555836054
2011-07-01	46.0440764170748
2011-10-01	46.0772770259140
2012-01-01	45.8975018522419
2012-04-01	46.5234981603060
2012-07-01	47.1091374753853
2012-10-01	47.5052078418264
2013-01-01	47.7632580632284
2013-04-01	48.2397331885759
2013-07-01	48.3130505608284
2013-10-01	47.7518506489988
2014-01-01	48.5329582017654
2014-04-01	48.6884712277277
2014-07-01	47.9768572939657
2014-10-01	47.5059704456063
2015-01-01	48.4001094468595
2015-04-01	49.4892933055696
2015-07-01	50.0290710434671
2015-10-01	49.8678304920023
2016-01-01	49.9368282408021
2016-04-01	50.5212365547162
2016-07-01	50.2905138426610
2016-10-01	50.7220119729642
2017-01-01	50.2278422972363
2017-04-01	50.9947242724691
2017-07-01	51.1902196548866
2017-10-01	51.3780246841715
2018-01-01	51.5374943490175
2018-04-01	52.4744667565573