Quarter	Percent, Seasonally Adjusted
1999-04-01	5.39541965198932
1999-07-01	5.26502633112124
1999-10-01	5.18392900626825
2000-01-01	5.06501180552146
2000-04-01	4.81069995817207
2000-07-01	4.54802584146295
2000-10-01	4.46389524897179
2001-01-01	4.29739415356449
2001-04-01	4.03203388507828
2001-07-01	4.20366940677521
2001-10-01	4.27890676002380
2002-01-01	4.29334694716309
2002-04-01	4.35941507941546
2002-07-01	4.34388833044358
2002-10-01	4.27028074010355
2003-01-01	4.09218983808206
2003-04-01	4.12091706057582
2003-07-01	4.19314816121512
2003-10-01	4.06701960188761
2004-01-01	3.77591432196141
2004-04-01	3.76108587655626
2004-07-01	3.59334015865646
2004-10-01	3.57351253016110
2005-01-01	3.51466352020151
2005-04-01	3.60795731614826
2005-07-01	3.51569615576174
2005-10-01	3.73393691044033
2006-01-01	3.98933846365780
2006-04-01	4.19445211034718
2006-07-01	4.04222100275979
2006-10-01	4.10447392099612
2007-01-01	4.00863102434269
2007-04-01	3.66485238738805
2007-07-01	3.68498669614039
2007-10-01	3.57514336695495
2008-01-01	3.85687781129674
2008-04-01	4.01746667820753
2008-07-01	4.42900968295617
2008-10-01	5.02293928816471
2009-01-01	5.76051884326970
2009-04-01	6.66713802185440
2009-07-01	6.86808451544448
2009-10-01	6.72901939371102
2010-01-01	7.01166504592976
2010-04-01	6.62619587509320
2010-07-01	6.42362849344874
2010-10-01	6.45884139842019
2011-01-01	6.19790724018299
2011-04-01	6.29525979647915
2011-07-01	6.43230199380205
2011-10-01	6.37866366830683
2012-01-01	5.95383956725390
2012-04-01	5.91586632629226
2012-07-01	5.95141562340577
2012-10-01	5.75942337499256
2013-01-01	6.14983356273086
2013-04-01	5.95430746505898
2013-07-01	5.67521030066565
2013-10-01	5.30234511907807
2014-01-01	4.89014505794612
2014-04-01	4.65817704020483
2014-07-01	4.43248095828498
2014-10-01	4.11729315127202
2015-01-01	3.93542691233456
2015-04-01	4.05477737490840
2015-07-01	3.94744841995104
2015-10-01	3.75398496247349
2016-01-01	3.62343374454032
2016-04-01	3.37022322864814
2016-07-01	3.40204906857741
2016-10-01	3.36510797884020
2017-01-01	3.30347512842264
2017-04-01	3.06933787123168
2017-07-01	2.88198096080746
2017-10-01	2.84216696988690
2018-01-01	2.87043548624700
2018-04-01	2.85699980630466