Quarter	Percent, Seasonally Adjusted
1999-01-01	24.7752074739802
1999-04-01	24.4579687370580
1999-07-01	25.7181079441391
1999-10-01	25.5976989546231
2000-01-01	24.7038174636772
2000-04-01	26.4969909632686
2000-07-01	25.1431844792772
2000-10-01	25.4313290468615
2001-01-01	26.2296749442771
2001-04-01	25.2956537596701
2001-07-01	27.1868070456487
2001-10-01	25.0130787585380
2002-01-01	26.0752435457556
2002-04-01	26.0725293740122
2002-07-01	26.9528766805856
2002-10-01	26.3143499916300
2003-01-01	25.5987789652643
2003-04-01	24.8745219452732
2003-07-01	24.5013728409139
2003-10-01	25.3600727674313
2004-01-01	25.9207375725292
2004-04-01	25.6748655215845
2004-07-01	25.5790248490807
2004-10-01	24.4985091416634
2005-01-01	25.0534516135066
2005-04-01	25.5774127096747
2005-07-01	23.8932005760051
2005-10-01	25.5576085926524
2006-01-01	24.9344467732256
2006-04-01	24.3260679084183
2006-07-01	24.5696548613244
2006-10-01	24.8835382738214
2007-01-01	24.7462238203681
2007-04-01	24.8980361908904
2007-07-01	24.8983308068045
2007-10-01	25.3880698776998
2008-01-01	25.3065457244642
2008-04-01	25.2271537047130
2008-07-01	24.3599013365998
2008-10-01	24.4840057948486
2009-01-01	22.8470868005933
2009-04-01	23.6597870292023
2009-07-01	23.4596531559129
2009-10-01	22.9591476293869
2010-01-01	23.1943890224046
2010-04-01	22.6497793816037
2010-07-01	23.4346470951613
2010-10-01	22.9890046974113
2011-01-01	24.9781268440542
2011-04-01	24.5340652823092
2011-07-01	23.0009867407501
2011-10-01	24.2975412001440
2012-01-01	22.8503135954451
2012-04-01	21.9468322888901
2012-07-01	22.7484487033711
2012-10-01	23.0110428319225
2013-01-01	21.8738230735131
2013-04-01	22.1845776343816
2013-07-01	22.2566679162645
2013-10-01	21.2771746960023
2014-01-01	20.4947238332988
2014-04-01	21.8005328939623
2014-07-01	22.9663692707968
2014-10-01	21.9821818791921
2015-01-01	22.3324523730076
2015-04-01	22.7680905234629
2015-07-01	20.9769773180374
2015-10-01	20.6447663497998
2016-01-01	22.2635266002096
2016-04-01	22.1193711488188
2016-07-01	20.3703859099118
2016-10-01	20.8594767036155
2017-01-01	19.7261223689674
2017-04-01	19.4545010964560
2017-07-01	22.1841243505916
2017-10-01	22.0748912447904
2018-01-01	23.3044557824230
2018-04-01	22.1075312566905