Quarter	Percent, Seasonally Adjusted
1999-07-01	71.4549852250142
1999-10-01	71.7755412855384
2000-01-01	71.6128846504591
2000-04-01	72.0872297172674
2000-07-01	71.2585347608575
2000-10-01	71.1737703096054
2001-01-01	72.0695767684944
2001-04-01	71.6797231763052
2001-07-01	72.0867961582408
2001-10-01	72.2188418955846
2002-01-01	70.7407397008291
2002-04-01	70.8925367849336
2002-07-01	71.4017861358599
2002-10-01	71.8155830992492
2003-01-01	71.9843970510159
2003-04-01	72.2046415313789
2003-07-01	71.5141817722979
2003-10-01	70.2842860257379
2004-01-01	70.5147446449477
2004-04-01	70.8838777527130
2004-07-01	71.4046214507395
2004-10-01	69.9651866207177
2005-01-01	71.4675977810030
2005-04-01	72.4791580891268
2005-07-01	73.0078648039002
2005-10-01	73.7513219927520
2006-01-01	73.8160287958631
2006-04-01	74.5691576056027
2006-07-01	75.0094838638640
2006-10-01	75.5377892497134
2007-01-01	75.3246474221688
2007-04-01	75.9291510045593
2007-07-01	76.1781776564332
2007-10-01	76.6794946468013
2008-01-01	78.1726503003662
2008-04-01	78.1385691223252
2008-07-01	78.9345388373494
2008-10-01	80.3940358608972
2009-01-01	80.8648118651363
2009-04-01	79.5662631900120
2009-07-01	79.1021253014498
2009-10-01	79.7681884993441
2010-01-01	80.0578434258473
2010-04-01	80.3330273071639
2010-07-01	80.1819282748630
2010-10-01	79.6170226934797
2011-01-01	78.9535507189150
2011-04-01	79.1477386247652
2011-07-01	79.3632755624394
2011-10-01	78.6342642579408
2012-01-01	78.0963984490672
2012-04-01	78.0933218705669
2012-07-01	77.9050446101964
2012-10-01	78.2365812028589
2013-01-01	78.4932973845262
2013-04-01	78.2174113373768
2013-07-01	77.5673819769131
2013-10-01	76.7607501167657
2014-01-01	75.5201114754579
2014-04-01	76.4986329509236
2014-07-01	75.0427338832585
2014-10-01	75.3425653463657
2015-01-01	74.2798760771951
2015-04-01	73.9261416351864
2015-07-01	74.6410581513465
2015-10-01	74.2317824568192
2016-01-01	74.5906913873390
2016-04-01	73.8540364105606
2016-07-01	74.0311334516369
2016-10-01	74.3840083105222
2017-01-01	74.5740820404156
2017-04-01	72.9859937186151
2017-07-01	73.8295416247845
2017-10-01	74.3872084784937
2018-01-01	74.9003756674389
2018-04-01	76.0853463785251
2018-07-01	75.9707718203545