Quarter	Percent, Seasonally Adjusted
1998-01-01	48.5206508191372
1998-04-01	47.8293734188290
1998-07-01	47.0082095311417
1998-10-01	47.5560644067733
1999-01-01	46.9744102034866
1999-04-01	47.2093489359533
1999-07-01	46.7225928649993
1999-10-01	46.9896849423440
2000-01-01	46.8788510870108
2000-04-01	45.7379509744556
2000-07-01	46.2712002561263
2000-10-01	46.4126068730047
2001-01-01	46.9494879314592
2001-04-01	47.3824898083578
2001-07-01	47.7530917815462
2001-10-01	47.3424886523119
2002-01-01	47.4340667231411
2002-04-01	47.8679489554188
2002-07-01	47.5092308052785
2002-10-01	48.0272698021548
2003-01-01	46.6923080804607
2003-04-01	45.6139910414080
2003-07-01	44.5970351256680
2003-10-01	43.8854861026468
2004-01-01	43.4049587894561
2004-04-01	43.3685191698204
2004-07-01	43.4864634096724
2004-10-01	42.5367308751701
2005-01-01	42.2001836041678
2005-04-01	42.4948146252697
2005-07-01	42.1314831207027
2005-10-01	41.6395499033470
2006-01-01	41.5173879888675
2006-04-01	41.9850797189124
2006-07-01	41.7028095375327
2006-10-01	41.4092262783139
2007-01-01	41.5947692274938
2007-04-01	41.1197517817332
2007-07-01	41.2623801921739
2007-10-01	41.3387085207818
2008-01-01	41.2442161125461
2008-04-01	41.1774185261116
2008-07-01	40.6072693513231
2008-10-01	40.5361503553249
2009-01-01	39.8117238776847
2009-04-01	39.1054914656420
2009-07-01	38.0105872958834
2009-10-01	37.8447156970925
2010-01-01	37.0273043862268
2010-04-01	36.4754673107844
2010-07-01	35.3344656728352
2010-10-01	35.6256585036176
2011-01-01	37.9338149599540
2011-04-01	37.5232533702586
2011-07-01	38.9371378478081
2011-10-01	38.2100615350534
2012-01-01	36.8256599140210
2012-04-01	37.6051526706299
2012-07-01	37.9301980416971
2012-10-01	35.9465514575058
2013-01-01	35.0683554794546
2013-04-01	35.2609137147721
2013-07-01	35.3119926923058
2013-10-01	34.3505343982111
2014-01-01	34.4493869974964
2014-04-01	34.2985760137676
2014-07-01	35.0869327486167
2014-10-01	33.3762534683080
2015-01-01	33.6787378958560
2015-04-01	33.0736525769118
2015-07-01	33.6909333727630
2015-10-01	33.6616364633107
2016-01-01	33.2998899439510
2016-04-01	33.3872971257011
2016-07-01	32.6872044040740
2016-10-01	33.2900688286229
2017-01-01	33.5793946926625
2017-04-01	33.6236600462420
2017-07-01	34.2881781872308
2017-10-01	34.4526159557931
2018-01-01	33.4953201629969
2018-04-01	33.7847308857101