Quarter	Percent, Seasonally Adjusted
1990-01-01	21.7760691697160
1990-04-01	21.1886764452589
1990-07-01	20.3222714132601
1990-10-01	19.4694414354201
1991-01-01	19.5164356445325
1991-04-01	25.0429077116055
1991-07-01	20.3817765711440
1991-10-01	24.2616670765937
1992-01-01	25.0878139759397
1992-04-01	21.7959053803536
1992-07-01	22.4358924217570
1992-10-01	21.9858259201278
1993-01-01	19.4477788224678
1993-04-01	20.8099464749157
1993-07-01	22.0797745751289
1993-10-01	22.5833831262894
1994-01-01	23.1676573464382
1994-04-01	22.2237764832706
1994-07-01	21.7449326822697
1994-10-01	19.9712781305085
1995-01-01	19.3624514956009
1995-04-01	19.8042949084943
1995-07-01	21.7791342606867
1995-10-01	23.8116805285785
1996-01-01	22.8779672076611
1996-04-01	20.5203244378004
1996-07-01	18.5336067052552
1996-10-01	19.2793132103426
1997-01-01	20.2160165153616
1997-04-01	21.2660143537805
1997-07-01	22.8641727867655
1997-10-01	21.2065691658060
1998-01-01	21.8825932223308
1998-04-01	24.6483465535265
1998-07-01	26.0646475313414
1998-10-01	25.4403664294595
1999-01-01	31.0645102573699
1999-04-01	25.7829766611578
1999-07-01	27.1082050445652
1999-10-01	26.2669554641950
2000-01-01	22.8770422077286
2000-04-01	27.7808937429030
2000-07-01	24.8362723195901
2000-10-01	29.5717612267068
2001-01-01	29.3768553855130
2001-04-01	27.7578982313842
2001-07-01	28.8894273366005
2001-10-01	26.5519221500187
2002-01-01	27.0916106241137
2002-04-01	30.8436898755469
2002-07-01	27.5200965256901
2002-10-01	25.8328075914713
2003-01-01	30.5237185165651
2003-04-01	25.3091911223330
2003-07-01	28.8424632480814
2003-10-01	22.6355165528488
2004-01-01	25.0193017918755
2004-04-01	28.0625202828100
2004-07-01	26.9234636529951
2004-10-01	27.8052207981194
2005-01-01	24.4353418135116
2005-04-01	26.0240255817503
2005-07-01	25.1142152067397
2005-10-01	27.9850673428778
2006-01-01	25.0298707805554
2006-04-01	25.7517098856170
2006-07-01	26.1243914996743
2006-10-01	26.8934539275951
2007-01-01	28.0223946002740
2007-04-01	25.5628170749771
2007-07-01	25.3381275477013
2007-10-01	22.5007034336115
2008-01-01	17.4539539676044
2008-04-01	14.5044523491926
2008-07-01	13.0700698950972
2008-10-01	13.8129842521005
2009-01-01	16.6534447191622
2009-04-01	15.9633750745209
2009-07-01	16.2085250936130
2009-10-01	15.8571165091505
2010-01-01	17.4808190665280
2010-04-01	17.8044125535370
2010-07-01	18.3871113637735
2010-10-01	18.1537949289558
2011-01-01	15.4354960781174
2011-04-01	13.3291044537647
2011-07-01	13.3153245174252
2011-10-01	14.3862155019280
2012-01-01	12.5362013937977
2012-04-01	15.5131151135605
2012-07-01	13.8393787288613
2012-10-01	12.9679872713165
2013-01-01	13.1850059884596
2013-04-01	13.9558820679819
2013-07-01	14.3286658274453
2013-10-01	14.7407311865303
2014-01-01	14.8449147557024
2014-04-01	15.1141153658679
2014-07-01	14.1793470528809
2014-10-01	14.4952735278196
2015-01-01	16.4868645121796
2015-04-01	16.7453179638772
2015-07-01	16.9206478726773
2015-10-01	17.0397475111033
2016-01-01	19.8107384057506
2016-04-01	20.7582211499481
2016-07-01	21.1126914867101
2016-10-01	19.6459659284964
2017-01-01	17.3047995667351
2017-04-01	19.4361862533645
2017-07-01	21.1912739196336
2017-10-01	19.8621029462390
2018-01-01	19.7120859514020
2018-04-01	18.7165487239561