Quarter	Percent, Seasonally Adjusted
1999-01-01	6.36623662873630
1999-04-01	6.32130707520786
1999-07-01	6.22499208770475
1999-10-01	6.16080213443774
2000-01-01	5.75833658132768
2000-04-01	5.88605205752001
2000-07-01	5.56330223546682
2000-10-01	5.31264813803792
2001-01-01	5.07560303924840
2001-04-01	4.97493203970544
2001-07-01	4.95201719453027
2001-10-01	4.87842876903284
2002-01-01	5.09215227329862
2002-04-01	5.19777945108785
2002-07-01	5.70031593407429
2002-10-01	5.76184395423853
2003-01-01	5.84999021850010
2003-04-01	5.51095688948808
2003-07-01	5.41745476912337
2003-10-01	5.52340635860605
2004-01-01	5.64973391008913
2004-04-01	5.98122977063252
2004-07-01	6.19649882936105
2004-10-01	6.54541056681120
2005-01-01	7.06636325485806
2005-04-01	7.51375218687352
2005-07-01	7.54415777051082
2005-10-01	7.57938622233688
2006-01-01	7.68610794651110
2006-04-01	7.85353596646765
2006-07-01	8.10642626219952
2006-10-01	8.00395326512543
2007-01-01	7.48947323393570
2007-04-01	7.43712132344947
2007-07-01	7.78560859917509
2007-10-01	8.22174098113420
2008-01-01	8.09111380619362
2008-04-01	7.96205400803474
2008-07-01	7.89081172389478
2008-10-01	8.06901298280644
2009-01-01	9.12812167221120
2009-04-01	9.47456924916192
2009-07-01	10.04783859817660
2009-10-01	10.30635750418610
2010-01-01	10.53997722075940
2010-04-01	10.66756823537060
2010-07-01	10.71783708944630
2010-10-01	10.72854730775550
2011-01-01	10.88537914479570
2011-04-01	11.16218552788730
2011-07-01	10.91976855246640
2011-10-01	10.96638403033010
2012-01-01	11.14287356999360
2012-04-01	10.54002758201330
2012-07-01	10.19100866464740
2012-10-01	10.57733778748480
2013-01-01	10.46666382315770
2013-04-01	10.46682112527230
2013-07-01	10.09578369189820
2013-10-01	9.51694750467569
2014-01-01	8.23847198883947
2014-04-01	8.37522354660842
2014-07-01	7.75358149554623
2014-10-01	7.29169342860626
2015-01-01	7.58745361865906
2015-04-01	7.24339961036343
2015-07-01	6.75789263170043
2015-10-01	6.57072115047865
2016-01-01	5.86952846325384
2016-04-01	5.04645960907899
2016-07-01	4.96187588733434
2016-10-01	4.55697592972022
2017-01-01	4.53354378933500
2017-04-01	4.71216206817606
2017-07-01	4.60592568317061
2017-10-01	4.43325349082064
2018-01-01	4.12636895358172
2018-04-01	3.75681852813026