Quarter	Percent, Seasonally Adjusted
1999-07-01	71.8838163112854
1999-10-01	72.7677840605364
2000-01-01	72.8960990081715
2000-04-01	73.0410177524272
2000-07-01	73.4894961855710
2000-10-01	73.3853611629617
2001-01-01	72.4444878664874
2001-04-01	73.8339967210520
2001-07-01	74.0860557387944
2001-10-01	74.1323572916552
2002-01-01	74.6541718697036
2002-04-01	74.9588682902987
2002-07-01	75.2157669996587
2002-10-01	75.1817986687167
2003-01-01	75.3052836089225
2003-04-01	74.9240069043946
2003-07-01	74.9250760742051
2003-10-01	75.1562108845145
2004-01-01	75.6075427492622
2004-04-01	75.2441173851494
2004-07-01	75.0392400587522
2004-10-01	75.3915216806485
2005-01-01	75.2276277890642
2005-04-01	75.2258688265590
2005-07-01	74.8167755947301
2005-10-01	74.7990382079334
2006-01-01	74.8345555318107
2006-04-01	74.8294785538771
2006-07-01	74.8241502481490
2006-10-01	74.6937061705686
2007-01-01	74.8587232540494
2007-04-01	74.9241898081882
2007-07-01	74.9819993345359
2007-10-01	74.9164802137256
2008-01-01	74.7648472237739
2008-04-01	74.7485431117494
2008-07-01	74.6036348065503
2008-10-01	74.1689266700551
2009-01-01	73.6438619446109
2009-04-01	73.7556640301697
2009-07-01	73.5999649580508
2009-10-01	73.7842211944210
2010-01-01	73.7094060810117
2010-04-01	74.0621223526684
2010-07-01	74.1177612075070
2010-10-01	74.2194761669400
2011-01-01	74.3920482410899
2011-04-01	74.5910566865675
2011-07-01	74.5545529417646
2011-10-01	74.8863858292617
2012-01-01	74.9701404261056
2012-04-01	75.0956456250397
2012-07-01	75.1766355226429
2012-10-01	74.9637437644736
2013-01-01	74.7013381436992
2013-04-01	75.1204684861967
2013-07-01	75.2447924383305
2013-10-01	75.6205616836522
2014-01-01	76.0458857681926
2014-04-01	75.8573227862195
2014-07-01	76.1087623053386
2014-10-01	75.9823504884939
2015-01-01	76.1103602190208
2015-04-01	75.9206210176297
2015-07-01	75.9097713183945
2015-10-01	75.8517070394148
2016-01-01	75.7322057982658
2016-04-01	75.6730208731686
2016-07-01	76.0184419789376
2016-10-01	76.1081421168306
2017-01-01	76.2091829387273
2017-04-01	76.3494439959889
2017-07-01	76.3373662046033
2017-10-01	76.1299460176296
2018-01-01	76.2822684781714
2018-04-01	75.9346211710326
2018-07-01	75.7172318693331