Quarter	Percent, Seasonally Adjusted
1986-01-01	8.27441975044841
1986-04-01	8.06391212211979
1986-07-01	7.88829948507163
1986-10-01	7.94421488312609
1987-01-01	7.82410443816286
1987-04-01	8.59478493392920
1987-07-01	7.72271369509156
1987-10-01	8.80196621462308
1988-01-01	9.86201896271526
1988-04-01	11.01909374630340
1988-07-01	11.66772962428830
1988-10-01	11.85461337750990
1989-01-01	13.47077332169790
1989-04-01	13.98018648382490
1989-07-01	14.51909221028880
1989-10-01	13.49304813784650
1990-01-01	12.88891858871440
1990-04-01	13.95509145467960
1990-07-01	15.00856609488240
1990-10-01	15.95900099773930
1991-01-01	17.43055288566290
1991-04-01	18.74814663912120
1991-07-01	21.18305979805610
1991-10-01	19.99317845017850
1992-01-01	20.21353647317610
1992-04-01	18.52854955100170
1992-07-01	19.23167387735250
1992-10-01	18.76309934813780
1993-01-01	18.61759171852490
1993-04-01	18.89225716983660
1993-07-01	16.55017737245150
1993-10-01	17.46138876120270
1994-01-01	17.09320299893820
1994-04-01	16.62876799552130
1994-07-01	14.07319530262280
1994-10-01	14.10504202244890
1995-01-01	12.35340016578170
1995-04-01	11.71660785969830
1995-07-01	12.16702346159200
1995-10-01	12.89648300427050
1996-01-01	12.38150432134440
1996-04-01	11.61359335188710
1996-07-01	12.60011313463630
1996-10-01	12.24593275150210
1997-01-01	12.39815977292020
1997-04-01	13.43723017055930
1997-07-01	14.35847708024580
1997-10-01	14.15032541946110
1998-01-01	14.95548039519240
1998-04-01	14.95647154653600
1998-07-01	14.83366264334450
1998-10-01	15.39132533537620
1999-01-01	14.78356538634090
1999-04-01	15.14118060217770
1999-07-01	14.15265620918500
1999-10-01	12.66718059718320
2000-01-01	14.18580038323340
2000-04-01	13.83134530635960
2000-07-01	12.69729733149620
2000-10-01	13.39733696912960
2001-01-01	12.55050913932540
2001-04-01	11.92600642698680
2001-07-01	11.67656140660950
2001-10-01	12.28548975005340
2002-01-01	11.07400210088960
2002-04-01	11.72437282143720
2002-07-01	12.74010314975370
2002-10-01	11.47365321557880
2003-01-01	11.47744445751520
2003-04-01	10.28560135448440
2003-07-01	9.50968911857943
2003-10-01	10.63824463890760
2004-01-01	8.97188823072984
2004-04-01	10.76126804426950
2004-07-01	9.74955184116893
2004-10-01	9.11355355449614
2005-01-01	10.41312326722280
2005-04-01	9.71460118964872
2005-07-01	10.04910841155800
2005-10-01	8.90512849398316
2006-01-01	10.11305036158690
2006-04-01	9.39995167234000
2006-07-01	10.15176838245020
2006-10-01	10.06096052878840
2007-01-01	11.17253359488950
2007-04-01	9.39890349195663
2007-07-01	10.34064046789930
2007-10-01	8.64634224234808
2008-01-01	10.79985238557530
2008-04-01	10.30993164166040
2008-07-01	10.86266377139210
2008-10-01	11.80359689130560
2009-01-01	13.29462366862330
2009-04-01	15.73251340103810
2009-07-01	16.83251914605260
2009-10-01	17.57601829640160
2010-01-01	15.58229821116290
2010-04-01	17.54295976538120
2010-07-01	16.26251058754840
2010-10-01	16.17988820439010
2011-01-01	16.38224557268970
2011-04-01	16.17376377156780
2011-07-01	15.48949872690230
2011-10-01	15.85980535760420
2012-01-01	16.48781091471640
2012-04-01	15.81911306938400
2012-07-01	16.75956494925490
2012-10-01	17.91891171743700
2013-01-01	14.62237165530890
2013-04-01	14.94875895007400
2013-07-01	15.54836484856550
2013-10-01	15.11807764430400
2014-01-01	14.41640081578010
2014-04-01	13.60145688176060
2014-07-01	13.33786359992820
2014-10-01	14.29669728314740
2015-01-01	13.65563763521780
2015-04-01	13.42342317608020
2015-07-01	14.71359002370830
2015-10-01	12.98253565516330
2016-01-01	13.42230884449240
2016-04-01	12.47358563839220
2016-07-01	13.19397515548060
2016-10-01	13.77214823644480
2017-01-01	12.48969686578030
2017-04-01	12.71522432027910
2017-07-01	13.17023362007360
2017-10-01	12.34648329485630
2018-01-01	11.56528116149760
2018-04-01	11.74582105782170
2018-07-01	9.64962428901895