Quarter	Percent, Seasonally Adjusted
2000-01-01	74.6756584859273
2000-04-01	75.1255976290714
2000-07-01	74.8697122186744
2000-10-01	74.8116082452962
2001-01-01	74.9025395409628
2001-04-01	74.8086129141566
2001-07-01	74.6622685717000
2001-10-01	74.4730303307224
2002-01-01	74.2612474642867
2002-04-01	74.3084014175655
2002-07-01	74.0884035308814
2002-10-01	73.4650653819325
2003-01-01	73.3055593651032
2003-04-01	72.7701306834908
2003-07-01	72.4168145262979
2003-10-01	72.5196154332091
2004-01-01	72.4234876226983
2004-04-01	72.2792778715529
2004-07-01	72.5749557125170
2004-10-01	72.4197786326413
2005-01-01	72.2817554081948
2005-04-01	72.2112885950801
2005-07-01	72.2781475416575
2005-10-01	72.7122857144567
2006-01-01	72.5666571364722
2006-04-01	72.4421620897761
2006-07-01	72.9520557089564
2006-10-01	73.2496447424576
2007-01-01	73.5429014242573
2007-04-01	73.6182478898485
2007-07-01	73.9037665559282
2007-10-01	74.4887705481999
2008-01-01	74.8691303286092
2008-04-01	75.1518288923860
2008-07-01	74.9868515939680
2008-10-01	74.1534383716210
2009-01-01	73.4068637832167
2009-04-01	73.3925426100879
2009-07-01	72.2800319209385
2009-10-01	72.1183329959390
2010-01-01	72.0458945838051
2010-04-01	71.9955191877475
2010-07-01	71.6175056921096
2010-10-01	71.7209103003288
2011-01-01	71.1411192151722
2011-04-01	71.0261959769728
2011-07-01	71.6940112858877
2011-10-01	71.8141784244902
2012-01-01	71.9798800510587
2012-04-01	71.7304204677337
2012-07-01	71.5143981042056
2012-10-01	71.3321236117650
2013-01-01	71.1182607914926
2013-04-01	71.0791471028853
2013-07-01	71.1456253572503
2013-10-01	70.9669807914758
2014-01-01	64.1648423313604
2014-04-01	64.6379950879984
2014-07-01	64.3098146134652
2014-10-01	64.1570799595050
2015-01-01	64.9055096283319
2015-04-01	64.2914822870365
2015-07-01	64.4379258746496
2015-10-01	64.4831581597669
2016-01-01	63.8039204506811
2016-04-01	63.3208267908970
2016-07-01	63.0787880307257
2016-10-01	62.9376012929712
2017-01-01	62.9148567529202
2017-04-01	62.7696866777292
2017-07-01	62.7642557273244
2017-10-01	63.1266795899160
2018-01-01	63.4056106417685
2018-04-01	63.5449459944708