Quarter	Percent, Seasonally Adjusted
1999-01-01	2.48447204968944
1999-04-01	2.01369311316955
1999-07-01	1.23660346248969
1999-10-01	2.48756218905473
2000-01-01	2.39425379090184
2000-04-01	2.35571260306243
2000-07-01	2.84206252537556
2000-10-01	2.91666666666667
2001-01-01	2.46609124537608
2001-04-01	2.81124497991968
2001-07-01	3.44827586206896
2001-10-01	3.49900596421471
2002-01-01	3.33207118515714
2002-04-01	3.70229007633588
2002-07-01	3.62948960302457
2002-10-01	3.72790161414297
2003-01-01	3.54112873478421
2003-04-01	3.45994734862730
2003-07-01	3.36611195158850
2003-10-01	4.34294271808311
2004-01-01	4.20136260408781
2004-04-01	4.78976234003656
2004-07-01	5.85068198133525
2004-10-01	5.16997167138810
2005-01-01	4.70130788264404
2005-04-01	5.44452101998622
2005-07-01	5.59416261292564
2005-10-01	5.05226480836237
2006-01-01	5.71227080394922
2006-04-01	4.91179522656520
2006-07-01	4.39598476981655
2006-10-01	5.65579458709230
2007-01-01	5.80101180438449
2007-04-01	5.84544253632761
2007-07-01	4.97607655502392
2007-10-01	6.57004830917874
2008-01-01	6.79516497876511
2008-04-01	5.65977742448331
2008-07-01	5.13973658849984
2008-10-01	5.47361520812848
2009-01-01	6.22179239200516
2009-04-01	6.44111906310995
2009-07-01	8.08799741184083
2009-10-01	6.94668820678514
2010-01-01	7.61516765904105
2010-04-01	7.34744707347447
2010-07-01	7.67801857585139
2010-10-01	8.06106870229008
2011-01-01	9.01434809731753
2011-04-01	10.56709017663460
2011-07-01	9.39639079029247
2011-10-01	9.19833918875759
2012-01-01	10.21104903786470
2012-04-01	10.84963325183370
2012-07-01	10.73785242951410
2012-10-01	10.97072419106320
2013-01-01	12.65508684863520
2013-04-01	12.75571600481350
2013-07-01	12.45432399512790
2013-10-01	12.31971153846150
2014-01-01	10.83459787556900
2014-04-01	11.01745936183020
2014-07-01	11.18922085530170
2014-10-01	12.70539906103290
2015-01-01	12.86201022146510
2015-04-01	10.33034714445690
2015-07-01	10.30841900527920
2015-10-01	9.42865184351252
2016-01-01	8.40571588680303
2016-04-01	9.37329700272480
2016-07-01	8.65436787845904
2016-10-01	9.69104832321099
2017-01-01	8.52895148669797
2017-04-01	7.39533717723740
2017-07-01	8.38455864273420
2017-10-01	7.93222003929273
2018-01-01	7.59075907590759
2018-04-01	6.03668446714651