Quarter	Percent, Seasonally Adjusted
1986-01-01	32.9244163039177
1986-04-01	33.2148499210111
1986-07-01	33.3201892744480
1986-10-01	33.7539432176656
1987-01-01	33.3857030636292
1987-04-01	33.6075205640423
1987-07-01	33.6718750000000
1987-10-01	33.9453125000000
1988-01-01	34.5794392523364
1988-04-01	34.9922239502333
1988-07-01	35.4174757281553
1988-10-01	35.6504854368932
1989-01-01	36.0217138425746
1989-04-01	36.5220759101472
1989-07-01	36.5429234338747
1989-10-01	36.5250965250965
1990-01-01	36.5000000000000
1990-04-01	35.8895705521472
1990-07-01	36.1238532110092
1990-10-01	36.0899390243902
1991-01-01	36.0182370820669
1991-04-01	36.0575104048430
1991-07-01	36.0859728506787
1991-10-01	36.5688487584650
1992-01-01	36.3636363636364
1992-04-01	36.5643712574850
1992-07-01	36.9402985074627
1992-10-01	36.7696315593599
1993-01-01	36.9613670133730
1993-04-01	36.7641614216957
1993-07-01	36.7023238657322
1993-10-01	36.3870493009566
1994-01-01	36.0469380271360
1994-04-01	36.0979174278407
1994-07-01	35.9403419425246
1994-10-01	35.5096118969895
1995-01-01	35.6317689530686
1995-04-01	35.4571634269258
1995-07-01	35.1971326164875
1995-10-01	34.8198358901177
1996-01-01	34.6946022727273
1996-04-01	34.3716814159292
1996-07-01	33.8857545839210
1996-10-01	34.6910112359551
1997-01-01	34.5696291112666
1997-04-01	34.3684577808793
1997-07-01	34.4587539157675
1997-10-01	34.7554630593132
1998-01-01	34.7299168975069
1998-04-01	34.8306841741534
1998-07-01	35.0810624353225
1998-10-01	35.2253181974544
1999-01-01	34.8693259972490
1999-04-01	34.9004804392588
1999-07-01	34.9777321000343
1999-10-01	34.7915242652085
2000-01-01	34.8805460750853
2000-04-01	35.1277683134583
2000-07-01	34.6598639455782
2000-10-01	34.4184469311631
2001-01-01	34.6427362004741
2001-04-01	34.2123056118999
2001-07-01	34.2991913746631
2001-10-01	33.6909151860543
2002-01-01	33.3222148098732
2002-04-01	33.3333333333333
2002-07-01	33.5532827449687
2002-10-01	33.7487700885536
2003-01-01	33.9093576785132
2003-04-01	33.8626053143228
2003-07-01	33.4730732021928
2003-10-01	33.5579082451075
2004-01-01	33.5994889811562
2004-04-01	33.4499205087440
2004-07-01	33.0586370839937
2004-10-01	32.3232323232323
2005-01-01	32.5895663104965
2005-04-01	32.5712496085186
2005-07-01	31.9388073680924
2005-10-01	32.2039166925707
2006-01-01	31.6212871287129
2006-04-01	31.6097260695599
2006-07-01	31.8907305095150
2006-10-01	32.1395775941230
2007-01-01	31.5131177547285
2007-04-01	31.4972611077298
2007-07-01	31.8154219793564
2007-10-01	31.6252274105518
2008-01-01	31.5519323671498
2008-04-01	31.6344993968637
2008-07-01	31.5979536563346
2008-10-01	31.0303394412737
2009-01-01	32.0754716981132
2009-04-01	31.7218740674426
2009-07-01	32.2523058613508
2009-10-01	32.1672101986362
2010-01-01	32.5347530316474
2010-04-01	32.1839080459770
2010-07-01	32.1270962047661
2010-10-01	32.4633431085044
2011-01-01	32.0539115147964
2011-04-01	32.0000000000000
2011-07-01	32.0198482194980
2011-10-01	32.1594877764843
2012-01-01	31.8882746581321
2012-04-01	31.9802841403305
2012-07-01	32.0579710144928
2012-10-01	32.3801270941652
2013-01-01	32.7372368041534
2013-04-01	32.4805978729520
2013-07-01	31.8142734307825
2013-10-01	31.6975748930100
2014-01-01	31.4115308151093
2014-04-01	31.7500706813684
2014-07-01	31.4028675850436
2014-10-01	30.7412587412587
2015-01-01	30.7178631051753
2015-04-01	31.0650069156293
2015-07-01	31.6831683168317
2015-10-01	31.7573107406395
2016-01-01	31.1889250814332
2016-04-01	30.2369413031772
2016-07-01	29.9518201284797
2016-10-01	29.4837679616817
2017-01-01	29.3837609098122
2017-04-01	29.9237444123061
2017-07-01	28.9301595605545
2017-10-01	29.0842872008325
2018-01-01	29.1774443869633
2018-04-01	29.0787442099846
2018-07-01	28.9230769230769