Quarter	Percent, Seasonally Adjusted
1999-04-01	5.95605919977949
1999-07-01	5.56549868383658
1999-10-01	5.20994749119199
2000-01-01	4.81978862503195
2000-04-01	4.46404162762585
2000-07-01	4.12673782157454
2000-10-01	3.97761508690609
2001-01-01	3.81550607672740
2001-04-01	3.84169020734493
2001-07-01	4.05484076112140
2001-10-01	4.01091938641490
2002-01-01	4.38475851901670
2002-04-01	4.38515234213726
2002-07-01	4.40443148140261
2002-10-01	4.67200741461394
2003-01-01	4.71485106269103
2003-04-01	4.65353464921579
2003-07-01	4.96901638933915
2003-10-01	4.68196518901709
2004-01-01	4.59854917477051
2004-04-01	4.59669487855468
2004-07-01	4.52347664580104
2004-10-01	4.50649162691808
2005-01-01	4.30913681908462
2005-04-01	4.32272744265235
2005-07-01	4.35337229307269
2005-10-01	4.43124600542747
2006-01-01	4.37908274243315
2006-04-01	4.42283736339638
2006-07-01	4.67889675874461
2006-10-01	4.23399414567725
2007-01-01	4.92104391924002
2007-04-01	5.12587538942112
2007-07-01	4.87460701142958
2007-10-01	5.05588004473424
2008-01-01	5.34416586922844
2008-04-01	6.00041935934349
2008-07-01	7.36790109514735
2008-10-01	8.48149335003007
2009-01-01	10.80163570488180
2009-04-01	12.54387952673110
2009-07-01	13.38472127638910
2009-10-01	13.89089728887380
2010-01-01	13.99664531388890
2010-04-01	14.47514833973390
2010-07-01	14.56067308274630
2010-10-01	15.30900020119310
2011-01-01	15.16418886114150
2011-04-01	15.19647005560900
2011-07-01	15.58139100652800
2011-10-01	15.68134383470100
2012-01-01	15.96317531077560
2012-04-01	15.59734943046300
2012-07-01	15.43887542778230
2012-10-01	15.01183552288110
2013-01-01	14.54654078657670
2013-04-01	14.29868989435910
2013-07-01	13.36116450369080
2013-10-01	12.97752674798720
2014-01-01	12.76977618828050
2014-04-01	12.13405636326280
2014-07-01	11.74397625291630
2014-10-01	10.97288145263250
2015-01-01	10.58715177383100
2015-04-01	10.12421648831010
2015-07-01	9.63182782828989
2015-10-01	9.46103512697910
2016-01-01	8.92807675859732
2016-04-01	8.83178827282849
2016-07-01	8.24374288725917
2016-10-01	7.61187878443670
2017-01-01	7.35622122989435
2017-04-01	6.70244307726851
2017-07-01	6.58273780062514
2017-10-01	6.32051551651857
2018-01-01	5.93896345961541
2018-04-01	5.94298099689126