Quarter	Percent, Seasonally Adjusted
2000-01-01	70.2351875032655
2000-04-01	69.3520477954482
2000-07-01	70.4849664771001
2000-10-01	69.7472477485921
2001-01-01	69.2109091944337
2001-04-01	68.3433222460050
2001-07-01	68.5178146298439
2001-10-01	69.5721774667544
2002-01-01	69.4865007775221
2002-04-01	67.4790801798115
2002-07-01	67.2251233762758
2002-10-01	68.5977172338573
2003-01-01	67.5479159066904
2003-04-01	69.9830293743821
2003-07-01	69.6950425808166
2003-10-01	68.7192155680490
2004-01-01	68.8466306690048
2004-04-01	69.1861319516394
2004-07-01	69.0676597666307
2004-10-01	68.3712366783482
2005-01-01	67.7921233589805
2005-04-01	68.4533866847541
2005-07-01	67.5613140575696
2005-10-01	68.3876911686883
2006-01-01	70.1799491601022
2006-04-01	71.1451855195925
2006-07-01	71.1030537028750
2006-10-01	72.0699981058046
2007-01-01	72.1899860679484
2007-04-01	72.2904823922187
2007-07-01	71.9641013323653
2007-10-01	71.5544376830551
2008-01-01	72.3914741233358
2008-04-01	72.0268761441928
2008-07-01	72.6036533055842
2008-10-01	73.3514770502729
2009-01-01	71.7811592176860
2009-04-01	71.1831120284745
2009-07-01	72.8257173531436
2009-10-01	71.4283871017081
2010-01-01	71.1894579339696
2010-04-01	70.3920957141971
2010-07-01	70.2146038549682
2010-10-01	71.6701617396582
2011-01-01	72.4753018631099
2011-04-01	71.6288236790362
2011-07-01	71.7697709462116
2011-10-01	72.5915525293814
2012-01-01	72.3330090298142
2012-04-01	72.0220162050988
2012-07-01	73.3194909058769
2012-10-01	72.9905679357543
2013-01-01	73.6426485460652
2013-04-01	73.2807368570204
2013-07-01	72.2694896860092
2013-10-01	72.4614479609055
2014-01-01	73.5141986374092
2014-04-01	74.0321443842836
2014-07-01	73.4827186580433
2014-10-01	73.5934117245591
2015-01-01	73.8725522502138
2015-04-01	74.5785386927035
2015-07-01	75.1289907728092
2015-10-01	74.2854777128724
2016-01-01	74.4326820919155
2016-04-01	76.2377551576945
2016-07-01	76.7245072890012
2016-10-01	75.6095067029830
2017-01-01	76.0898344914386
2017-04-01	77.1242845875321
2017-07-01	76.7070744786474
2017-10-01	77.5894521475290
2018-01-01	77.0595965482151
2018-04-01	76.8475540995850