Quarter	Percent, Seasonally Adjusted
2000-01-01	72.6967403032657
2000-04-01	72.5900793857958
2000-07-01	71.5122216260885
2000-10-01	72.3025758199776
2001-01-01	71.8945536850940
2001-04-01	72.0232565995465
2001-07-01	71.9113640895968
2001-10-01	70.7243278947259
2002-01-01	71.4931777312656
2002-04-01	71.4861776315478
2002-07-01	71.3574897388727
2002-10-01	72.2045584960400
2003-01-01	72.4423069626119
2003-04-01	71.5795501839024
2003-07-01	73.2130998809469
2003-10-01	72.8951494865719
2004-01-01	72.0774911380073
2004-04-01	72.1581385041914
2004-07-01	72.3935599749008
2004-10-01	72.0522653798788
2005-01-01	72.0486092707408
2005-04-01	71.5416830336668
2005-07-01	71.9411882039392
2005-10-01	72.9103871697747
2006-01-01	73.3435746926622
2006-04-01	74.3113191830642
2006-07-01	73.8025624011341
2006-10-01	74.5667950411089
2007-01-01	74.1248694775212
2007-04-01	74.2504065216459
2007-07-01	74.7965463733345
2007-10-01	75.3388437392277
2008-01-01	75.4554714311049
2008-04-01	74.9386198796837
2008-07-01	74.9404449889509
2008-10-01	74.6524265520690
2009-01-01	74.0497667153946
2009-04-01	74.3834122010231
2009-07-01	73.3576109450318
2009-10-01	73.7299475169654
2010-01-01	73.6297049290753
2010-04-01	73.8814042526868
2010-07-01	73.5187427019580
2010-10-01	73.0468249868360
2011-01-01	72.5789821403021
2011-04-01	73.0070639581308
2011-07-01	74.9125100245469
2011-10-01	75.1165498724772
2012-01-01	75.4846544447571
2012-04-01	75.8354334126642
2012-07-01	76.1673922730289
2012-10-01	76.2428624227829
2013-01-01	75.6923578153391
2013-04-01	76.9524375047708
2013-07-01	76.2098724589008
2013-10-01	74.8767042889733
2014-01-01	76.0508888103604
2014-04-01	76.7963767246261
2014-07-01	77.1834068612830
2014-10-01	77.8568706223456
2015-01-01	77.0918630310055
2015-04-01	76.6371365697900
2015-07-01	76.9845771866708
2015-10-01	76.8524303393104
2016-01-01	77.9395492631931
2016-04-01	77.9269196635538
2016-07-01	77.4188454706566
2016-10-01	77.5485503605697
2017-01-01	76.8272467708270
2017-04-01	76.9950935380294
2017-07-01	77.0444082556664
2017-10-01	76.9298133066094
2018-01-01	78.1924544569130
2018-04-01	77.0819098173463