Quarter	Percent, Seasonally Adjusted
1986-01-01	2.83352072323735
1986-04-01	2.98080547210045
1986-07-01	3.02579017347342
1986-10-01	2.99727650283531
1987-01-01	2.92086152422854
1987-04-01	2.84250185107554
1987-07-01	3.02525136348413
1987-10-01	2.98963289784696
1988-01-01	3.57671651443300
1988-04-01	3.83929892786456
1988-07-01	4.83677703336571
1988-10-01	4.66995300228698
1989-01-01	5.20930744339978
1989-04-01	5.57048653845488
1989-07-01	5.43793663610555
1989-10-01	5.54534757696573
1990-01-01	5.64351593236540
1990-04-01	5.77121708061562
1990-07-01	6.34935099175587
1990-10-01	7.01587312788466
1991-01-01	7.89868523603536
1991-04-01	8.35049924427906
1991-07-01	8.71194007224887
1991-10-01	8.79618064061159
1992-01-01	8.80092343069863
1992-04-01	8.48651531283637
1992-07-01	8.52354172821753
1992-10-01	8.55698232051414
1993-01-01	8.14365567597733
1993-04-01	8.16000327771826
1993-07-01	7.95752541467398
1993-10-01	7.61079173061275
1994-01-01	7.59200120806083
1994-04-01	6.67316535371510
1994-07-01	6.65574973069625
1994-10-01	6.19372669057523
1995-01-01	5.69859812125649
1995-04-01	5.28910031121141
1995-07-01	5.00521219841568
1995-10-01	4.93128647309866
1996-01-01	5.10002320488640
1996-04-01	5.02030969574178
1996-07-01	5.20638658209814
1996-10-01	4.96173871085659
1997-01-01	5.51474112078985
1997-04-01	5.33402577261337
1997-07-01	5.60998649181904
1997-10-01	5.48488354188929
1998-01-01	5.97199763880198
1998-04-01	6.55538712215586
1998-07-01	6.35289134848566
1998-10-01	6.59195991073581
1999-01-01	6.12659363285419
1999-04-01	5.93711338125782
1999-07-01	5.46833091817683
1999-10-01	5.18062532382898
2000-01-01	4.98237279912399
2000-04-01	4.84125266549291
2000-07-01	4.64751327275081
2000-10-01	4.17906451238183
2001-01-01	4.23801954188089
2001-04-01	4.20653888320899
2001-07-01	4.19096222474423
2001-10-01	4.26159425282557
2002-01-01	4.31865418965182
2002-04-01	4.16207999650066
2002-07-01	4.27823695293220
2002-10-01	3.71720825825271
2003-01-01	3.76063628729002
2003-04-01	3.68017435011425
2003-07-01	3.63470584132437
2003-10-01	3.40672644374875
2004-01-01	3.47383064988647
2004-04-01	2.88858029219698
2004-07-01	2.83269773892064
2004-10-01	2.71808746802469
2005-01-01	2.85778982141215
2005-04-01	2.61783372946172
2005-07-01	2.76350675563585
2005-10-01	2.87626375485404
2006-01-01	2.93124622583787
2006-04-01	2.55244766478533
2006-07-01	2.70105822942292
2006-10-01	2.65645429739054
2007-01-01	2.63406546574013
2007-04-01	2.56629095481303
2007-07-01	2.44450323101203
2007-10-01	2.47190496202803
2008-01-01	2.72473839613629
2008-04-01	2.64768925003311
2008-07-01	2.92261542990098
2008-10-01	3.13306326145073
2009-01-01	3.68957421612378
2009-04-01	3.99088152567942
2009-07-01	4.46738396652626
2009-10-01	4.70394807602851
2010-01-01	4.62258940340317
2010-04-01	4.77682691693123
2010-07-01	4.49714695636977
2010-10-01	4.59003924951367
2011-01-01	4.45988754424346
2011-04-01	4.43718001331890
2011-07-01	4.78438242814043
2011-10-01	4.61856801769087
2012-01-01	4.97312946952776
2012-04-01	5.03287388991505
2012-07-01	5.22256572057509
2012-10-01	4.54614296911540
2013-01-01	4.52224021287865
2013-04-01	4.58247500702795
2013-07-01	4.29944860267906
2013-10-01	4.21391366528873
2014-01-01	4.19363413959779
2014-04-01	3.94439453688984
2014-07-01	4.38723870306095
2014-10-01	4.27409928977443
2015-01-01	4.10598346617430
2015-04-01	4.36341654575498
2015-07-01	4.13364346658708
2015-10-01	3.79174231879290
2016-01-01	3.92980374161005
2016-04-01	3.84136304499588
2016-07-01	3.74118157691875
2016-10-01	4.05698647229892
2017-01-01	3.85681514378726
2017-04-01	3.52878679228575
2017-07-01	3.41489317905726
2017-10-01	3.30200870279624
2018-01-01	3.26200340130108
2018-04-01	3.39714499184506
2018-07-01	3.24302903888905