Quarter	Percent, Seasonally Adjusted
1993-01-01	20.4857142857143
1993-04-01	20.3533496732026
1993-07-01	23.4292142053672
1993-10-01	20.0594781273983
1994-01-01	18.6181640625000
1994-04-01	17.7129552343716
1994-07-01	20.9003215434084
1994-10-01	17.9494348364421
1995-01-01	17.0705438879914
1995-04-01	17.5068574393951
1995-07-01	20.0351493848858
1995-10-01	18.4548422198041
1996-01-01	17.2896854425750
1996-04-01	17.9932970255551
1996-07-01	20.3654472610177
1996-10-01	18.5217961324156
1997-01-01	17.3931865862999
1997-04-01	17.5284552845528
1997-07-01	20.0816839459629
1997-10-01	17.8641948222905
1998-01-01	16.8149591842499
1998-04-01	17.5138386203960
1998-07-01	19.8470243680514
1998-10-01	17.6014109347443
1999-01-01	17.0815159192415
1999-04-01	17.2164705882353
1999-07-01	19.5500595223634
1999-10-01	17.6639643117574
2000-01-01	16.5583533591056
2000-04-01	16.8502181475715
2000-07-01	19.0015581682417
2000-10-01	17.7280145058930
2001-01-01	17.0213965021697
2001-04-01	17.7371030124748
2001-07-01	19.8744604174092
2001-10-01	19.1703844328429
2002-01-01	17.9837258430483
2002-04-01	18.0575684749307
2002-07-01	20.4007897334650
2002-10-01	18.5819327731092
2003-01-01	17.5116485467051
2003-04-01	17.7014175488965
2003-07-01	19.6394811223630
2003-10-01	18.1696079431467
2004-01-01	17.4884988924859
2004-04-01	17.0816654584423
2004-07-01	19.0785374651582
2004-10-01	17.8665029278301
2005-01-01	17.4557821016507
2005-04-01	17.0284110838302
2005-07-01	19.2907529858769
2005-10-01	17.8011773484786
2006-01-01	16.7625286254460
2006-04-01	17.1197658139239
2006-07-01	19.2703097564572
2006-10-01	17.9986551745217
2007-01-01	16.0085223833620
2007-04-01	16.5259418855180
2007-07-01	18.4895398487632
2007-10-01	17.3739080178718
2008-01-01	16.2151702786378
2008-04-01	16.5069281508699
2008-07-01	18.4990337126906
2008-10-01	19.6800638327992
2009-01-01	19.5210615545123
2009-04-01	19.8754750545807
2009-07-01	20.9190011801975
2009-10-01	19.4846974263854
2010-01-01	17.8660562652293
2010-04-01	17.1713461747742
2010-07-01	18.6404368524223
2010-10-01	17.3858064516129
2011-01-01	15.0636869803981
2011-04-01	15.6452153295018
2011-07-01	17.6543064239183
2011-10-01	17.5141385578671
2012-01-01	14.4559423016620
2012-04-01	15.7625801693598
2012-07-01	17.9864841448622
2012-10-01	17.8415979591568
2013-01-01	14.8551632022706
2013-04-01	15.1270625075274
2013-07-01	16.9654835955604
2013-10-01	16.9050664300070
2014-01-01	14.8897618008438
2014-04-01	16.2029229904441
2014-07-01	18.1568766278099
2014-10-01	17.5566682287941
2015-01-01	16.4070638735833
2015-04-01	17.0145561106841
2015-07-01	18.9301204819277
2015-10-01	18.8436503172193
2016-01-01	17.7652753174821
2016-04-01	17.7676753326704
2016-07-01	20.8348541256053
2016-10-01	19.0119184928874
2017-01-01	16.4148596766344
2017-04-01	17.6218414045322
2017-07-01	20.3162248167737
2017-10-01	19.0784576447819
2018-01-01	17.4874637107416
2018-04-01	17.3614903816979