Quarter	Percent, Seasonally Adjusted
1999-01-01	26.4229360375554
1999-04-01	26.2030043831417
1999-07-01	25.5869956818904
1999-10-01	25.1840393861826
2000-01-01	26.8295747407154
2000-04-01	26.0143329135531
2000-07-01	28.2827949945205
2000-10-01	27.6371492599366
2001-01-01	25.7827940725203
2001-04-01	26.2352303694132
2001-07-01	25.8111827486919
2001-10-01	26.1050304487641
2002-01-01	27.9184266340451
2002-04-01	26.7676188088989
2002-07-01	28.1394771983582
2002-10-01	27.9333699830790
2003-01-01	27.5530729945869
2003-04-01	28.7921810429384
2003-07-01	29.2097277342689
2003-10-01	30.3821260881336
2004-01-01	30.6089069816439
2004-04-01	31.3359639665493
2004-07-01	31.6651308869094
2004-10-01	31.0119286767137
2005-01-01	32.0857309351325
2005-04-01	33.6140725714883
2005-07-01	34.0960378313128
2005-10-01	33.3213584646133
2006-01-01	32.7881007461856
2006-04-01	32.2635510898255
2006-07-01	33.7568409174930
2006-10-01	35.5042454900710
2007-01-01	36.2140844519384
2007-04-01	35.2943063085497
2007-07-01	35.6129806183306
2007-10-01	36.4301313241136
2008-01-01	36.2205962285320
2008-04-01	34.1245427644454
2008-07-01	37.5236904196337
2008-10-01	36.4655821021572
2009-01-01	36.0762397733122
2009-04-01	36.9242863063797
2009-07-01	37.6481420451620
2009-10-01	37.9437912446423
2010-01-01	38.6885528157755
2010-04-01	38.8592681057975
2010-07-01	39.4552849600870
2010-10-01	39.5879189790789
2011-01-01	39.0868307046519
2011-04-01	41.7111540290567
2011-07-01	40.3458578707842
2011-10-01	40.1716843019657
2012-01-01	40.4074974253656
2012-04-01	41.9967796960591
2012-07-01	42.1392488337039
2012-10-01	40.8607726437712
2013-01-01	43.2460330923679
2013-04-01	43.7971673745306
2013-07-01	45.3839652669531
2013-10-01	43.9671789115926
2014-01-01	43.5622953297423
2014-04-01	45.8147088028449
2014-07-01	44.4416626052971
2014-10-01	46.4463951817238
2015-01-01	45.9140861712303
2015-04-01	46.5541493187212
2015-07-01	47.1358536043189
2015-10-01	46.9401837978635
2016-01-01	46.6447876228256
2016-04-01	48.6942322924533
2016-07-01	48.2123557847888
2016-10-01	49.0160971513525
2017-01-01	49.9940406428176
2017-04-01	50.8035175977993
2017-07-01	51.7314242982560
2017-10-01	52.5060474389956
2018-01-01	52.1302913078022
2018-04-01	52.0128010435454
