Quarter	Percent, Seasonally Adjusted
1999-07-01	70.7377008175028
1999-10-01	71.6736867927136
2000-01-01	71.8404595755600
2000-04-01	72.1980576591555
2000-07-01	72.5549368185596
2000-10-01	72.4758199164466
2001-01-01	71.9454118976743
2001-04-01	72.7558147717785
2001-07-01	72.8034623316468
2001-10-01	72.9845693574180
2002-01-01	73.2485493789489
2002-04-01	73.5153120831776
2002-07-01	73.6641280672182
2002-10-01	73.4502114841456
2003-01-01	73.3589087276531
2003-04-01	73.0979651069268
2003-07-01	72.9825592814768
2003-10-01	73.0207218575223
2004-01-01	73.7964021124273
2004-04-01	73.6017040488595
2004-07-01	73.3930252047627
2004-10-01	73.3583094079479
2005-01-01	73.3675157890536
2005-04-01	73.4261231395504
2005-07-01	73.4197346527505
2005-10-01	73.7174085160024
2006-01-01	73.9667583109498
2006-04-01	74.0027229592728
2006-07-01	74.0440927553602
2006-10-01	73.9119879265171
2007-01-01	74.0140386742571
2007-04-01	74.0544437628048
2007-07-01	74.1201804718239
2007-10-01	74.2295044012995
2008-01-01	74.3199818881832
2008-04-01	74.3252394985013
2008-07-01	74.2409835046132
2008-10-01	74.1658422978030
2009-01-01	73.5419510320684
2009-04-01	73.1801700875018
2009-07-01	73.0869624109659
2009-10-01	73.2592139701972
2010-01-01	73.5170646975002
2010-04-01	73.8470090429273
2010-07-01	73.8714349218981
2010-10-01	73.9076119364685
2011-01-01	74.0894572572304
2011-04-01	74.5223554887268
2011-07-01	74.4194455147310
2011-10-01	74.6318116126269
2012-01-01	74.6496118111856
2012-04-01	74.7494733644673
2012-07-01	74.8697001131223
2012-10-01	74.6700663130892
2013-01-01	74.5711100281175
2013-04-01	74.9692427966699
2013-07-01	75.2173389939217
2013-10-01	75.4680430510976
2014-01-01	75.7748179892952
2014-04-01	75.6416563954290
2014-07-01	75.8169048150671
2014-10-01	75.8380409643139
2015-01-01	75.9217603922896
2015-04-01	75.8076840270532
2015-07-01	76.0346465498678
2015-10-01	76.1900779209903
2016-01-01	76.1580978936317
2016-04-01	76.0380139988808
2016-07-01	76.2378827062754
2016-10-01	76.2168777481806
2017-01-01	76.3597640809910
2017-04-01	76.2623655238412
2017-07-01	76.4016642846597
2017-10-01	76.3706852625567
2018-01-01	76.5483598886020
2018-04-01	76.4283203143606
2018-07-01	76.3058477859954