Quarter	Percent, Seasonally Adjusted
1996-01-01	14.6527450576678
1996-04-01	14.3767033950994
1996-07-01	15.0229043054366
1996-10-01	14.8300756501979
1997-01-01	15.1630262735310
1997-04-01	14.3874361364868
1997-07-01	14.5103042485664
1997-10-01	14.8653451482395
1998-01-01	14.9740462161688
1998-04-01	14.5654934072438
1998-07-01	14.7664345803168
1998-10-01	13.6568888953567
1999-01-01	13.6427528271558
1999-04-01	13.8313956903789
1999-07-01	12.5754138682160
1999-10-01	13.0729248344013
2000-01-01	13.1309898831608
2000-04-01	12.9012129969488
2000-07-01	13.7094850411836
2000-10-01	13.6020644761833
2001-01-01	13.8711839053485
2001-04-01	14.4714289563516
2001-07-01	14.9411941184140
2001-10-01	15.1242382912155
2002-01-01	14.8021213737111
2002-04-01	14.8353906649690
2002-07-01	14.3628387967104
2002-10-01	13.9541680177136
2003-01-01	15.6790595594392
2003-04-01	14.6826759458701
2003-07-01	14.9994935513681
2003-10-01	14.3197170443717
2004-01-01	15.0046525171649
2004-04-01	15.2327084402870
2004-07-01	15.7314585677293
2004-10-01	15.8516263849324
2005-01-01	14.8943371241211
2005-04-01	15.1146572343979
2005-07-01	15.1062152874781
2005-10-01	15.5178120935641
2006-01-01	15.5184434703303
2006-04-01	14.7938187194286
2006-07-01	14.7934351323264
2006-10-01	15.0510662127387
2007-01-01	15.0074528976599
2007-04-01	15.5885895965441
2007-07-01	15.2748272571829
2007-10-01	14.8045987388842
2008-01-01	14.7343531906869
2008-04-01	15.5311221962163
2008-07-01	15.4612299366942
2008-10-01	17.9259314901465
2009-01-01	21.4813712613368
2009-04-01	19.0229623007397
2009-07-01	17.0593762870808
2009-10-01	15.6084240899534
2010-01-01	15.8074951908487
2010-04-01	15.3651443979122
2010-07-01	15.7482677477918
2010-10-01	15.0707527900507
2011-01-01	15.7888037489733
2011-04-01	15.5096375346749
2011-07-01	14.6199726529446
2011-10-01	14.7020704454944
2012-01-01	15.6064974384475
2012-04-01	14.1787196743100
2012-07-01	14.6613662906477
2012-10-01	15.4392708672502
2013-01-01	16.4848798387736
2013-04-01	16.3143409149598
2013-07-01	16.2388909388337
2013-10-01	16.0377081770450
2014-01-01	18.2759612691060
2014-04-01	19.1435802462483
2014-07-01	19.0460741338439
2014-10-01	19.4910484891008
2015-01-01	19.7028720125869
2015-04-01	20.5147871067859
2015-07-01	21.2135208743966
2015-10-01	21.4005862256033
2016-01-01	22.2497294744613
2016-04-01	21.5715136719248
2016-07-01	21.5755470435258
2016-10-01	21.4874806731145
2017-01-01	20.7665522762986
2017-04-01	21.8464055146202
2017-07-01	21.2005814559723
2017-10-01	21.6864719238238
2018-01-01	20.8241069420897
2018-04-01	20.7185813033214
2018-07-01	20.2268779454442