Quarter	Percent, Seasonally Adjusted
1986-01-01	26.2654604576329
1986-04-01	26.5442166149010
1986-07-01	26.5957405023338
1986-10-01	26.8385979988615
1987-01-01	26.8332246055251
1987-04-01	26.1841570704148
1987-07-01	26.8025437887750
1987-10-01	26.4224869265377
1988-01-01	26.1466355298063
1988-04-01	25.0464430728054
1988-07-01	24.8040187462897
1988-10-01	24.9680557253293
1989-01-01	24.2753979200368
1989-04-01	24.1326185473314
1989-07-01	24.0992873733766
1989-10-01	24.1014557566072
1990-01-01	24.0957348074903
1990-04-01	24.4888591594677
1990-07-01	24.5830660820070
1990-10-01	24.6332384048745
1991-01-01	23.9793931018005
1991-04-01	24.5715586500826
1991-07-01	24.1530226315116
1991-10-01	24.3920730149503
1992-01-01	24.4598254645368
1992-04-01	24.6106171338618
1992-07-01	24.5397030371302
1992-10-01	24.0833076259380
1993-01-01	23.4032153981243
1993-04-01	23.0408382280191
1993-07-01	22.3724973439452
1993-10-01	22.2750138050635
1994-01-01	21.8948861616944
1994-04-01	22.6789309274454
1994-07-01	22.7519570197349
1994-10-01	22.6207411207135
1995-01-01	22.5881475347705
1995-04-01	23.4171381426866
1995-07-01	23.4666889283782
1995-10-01	23.8697567885507
1996-01-01	24.1920900689806
1996-04-01	24.3167340085991
1996-07-01	25.1219143327364
1996-10-01	24.6719145629752
1997-01-01	25.0544410822372
1997-04-01	25.3697391387156
1997-07-01	25.3191934376458
1997-10-01	25.4871902843511
1998-01-01	25.5189237557263
1998-04-01	25.4455796848922
1998-07-01	25.1278130439242
1998-10-01	24.8775830929526
1999-01-01	25.4490656081354
1999-04-01	25.4093080495950
1999-07-01	25.4146390026792
1999-10-01	25.1499502635787
2000-01-01	26.0872692172614
2000-04-01	25.8151206923804
2000-07-01	26.0924324223781
2000-10-01	26.4352647666501
2001-01-01	27.1561291824134
2001-04-01	26.5363280308300
2001-07-01	26.1698510757589
2001-10-01	26.4400135456550
2002-01-01	26.9534798794139
2002-04-01	26.9635104976408
2002-07-01	27.1391845115092
2002-10-01	26.9704146537642
2003-01-01	27.1121567629051
2003-04-01	26.7440966948782
2003-07-01	27.1610264927667
2003-10-01	27.2283759558612
2004-01-01	27.7926275044103
2004-04-01	27.6647221545122
2004-07-01	27.5603584120824
2004-10-01	26.9903316829166
2005-01-01	27.5761974345465
2005-04-01	27.4118289784221
2005-07-01	27.3315909092115
2005-10-01	27.9925987750948
2006-01-01	27.6658693115839
2006-04-01	28.3695990614722
2006-07-01	28.5041744692388
2006-10-01	28.8207020826664
2007-01-01	28.5245436584969
2007-04-01	28.8013734903659
2007-07-01	28.7858099429190
2007-10-01	28.4187176494327
2008-01-01	28.0240405139634
2008-04-01	28.1534660485684
2008-07-01	28.3323162328718
2008-10-01	28.3841297616243
2009-01-01	28.7397496771863
2009-04-01	28.6765198302810
2009-07-01	28.9442503518568
2009-10-01	29.7016538573364
2010-01-01	28.7500858899944
2010-04-01	28.1637837466958
2010-07-01	27.2499215950279
2010-10-01	27.5323936878930
2011-01-01	27.0517648622416
2011-04-01	27.2272010177183
2011-07-01	26.9999008206278
2011-10-01	27.9257288445272
2012-01-01	27.7940624050380
2012-04-01	27.9811624330528
2012-07-01	28.3501305782311
2012-10-01	28.2002047176411
2013-01-01	28.2072699234551
2013-04-01	28.1718956396951
2013-07-01	28.3516136534399
2013-10-01	28.0748238766399
2014-01-01	28.0967844819693
2014-04-01	28.4354714536891
2014-07-01	28.9407481291104
2014-10-01	28.2249798629878
2015-01-01	28.4721260226294
2015-04-01	28.5901159374793
2015-07-01	28.3618218846317
2015-10-01	28.6669643635474
2016-01-01	28.6299161523264
2016-04-01	28.7577157208388
2016-07-01	28.5991921862660
2016-10-01	28.9129117431608
2017-01-01	28.7594704597790
2017-04-01	28.6874983302590
2017-07-01	28.8580153005497
2017-10-01	28.8561244451353
2018-01-01	29.3482072539950
2018-04-01	29.0107411621878
2018-07-01	29.5647812034172