Quarter	Percent, Seasonally Adjusted
2001-01-01	72.5800139475048
2001-04-01	72.5598403790806
2001-07-01	73.3019704830054
2001-10-01	73.7759469631104
2002-01-01	73.9965137598866
2002-04-01	74.3959106370974
2002-07-01	74.3172327161289
2002-10-01	74.2930773088964
2003-01-01	74.1467903961286
2003-04-01	74.9679953175124
2003-07-01	75.2489293632350
2003-10-01	75.3324410417064
2004-01-01	75.6730827776657
2004-04-01	75.5688120230147
2004-07-01	75.9277449142337
2004-10-01	75.2733530663676
2005-01-01	76.4086274825229
2005-04-01	75.8557189582370
2005-07-01	76.7575256864490
2005-10-01	76.4148017652564
2006-01-01	76.4652523850901
2006-04-01	76.0103651870420
2006-07-01	75.8132882555975
2006-10-01	75.8008983157032
2007-01-01	76.0936250534256
2007-04-01	76.2167007546464
2007-07-01	76.2594260768403
2007-10-01	76.3748762996462
2008-01-01	76.4113389206118
2008-04-01	76.3005401969625
2008-07-01	76.4784079356838
2008-10-01	76.8629277094370
2009-01-01	77.3971767533790
2009-04-01	76.9912418681434
2009-07-01	78.0045384819681
2009-10-01	78.7878674566247
2010-01-01	78.8265028046337
2010-04-01	79.1085978430380
2010-07-01	79.5606129468846
2010-10-01	79.6594189481102
2011-01-01	79.1426300661600
2011-04-01	80.3777435292401
2011-07-01	79.9017334479175
2011-10-01	80.0917185304097
2012-01-01	80.4357237344853
2012-04-01	80.9332887962516
2012-07-01	80.7893644030275
2012-10-01	81.5292073121958
2013-01-01	81.3472972504020
2013-04-01	81.4819700347610
2013-07-01	81.9418568337368
2013-10-01	81.8121008580953
2014-01-01	81.3643940668372
2014-04-01	81.5746272295792
2014-07-01	81.2838238948103
2014-10-01	81.8529569701334
2015-01-01	81.9061861434414
2015-04-01	81.7637370196876
2015-07-01	81.2193832835860
2015-10-01	82.2221306729697
2016-01-01	82.2986678802043
2016-04-01	81.9966997450692
2016-07-01	83.2145935298070
2016-10-01	82.6112335244345
2017-01-01	82.9245806064566
2017-04-01	83.6459857474455
2017-07-01	83.0331385732350
2017-10-01	83.1111197485034
2018-01-01	83.8868917641215
2018-04-01	84.3684112952272