Quarter	Percent, Seasonally Adjusted
2007-01-01	67.1686247984358
2007-04-01	66.5880119672874
2007-07-01	66.9895759258805
2007-10-01	66.7953601438267
2008-01-01	66.1782539157148
2008-04-01	67.5939784358576
2008-07-01	67.1562805492303
2008-10-01	66.2694452988552
2009-01-01	68.6860041943503
2009-04-01	69.2485727959642
2009-07-01	68.3827085335784
2009-10-01	68.6407264410224
2010-01-01	68.2125610473518
2010-04-01	67.8306817068361
2010-07-01	68.4189117302663
2010-10-01	68.3688159917608
2011-01-01	68.9961549602768
2011-04-01	67.8355447375794
2011-07-01	67.6413857067442
2011-10-01	67.3087505197147
2012-01-01	68.4984449935084
2012-04-01	69.0258035365214
2012-07-01	70.3268402730245
2012-10-01	69.8840332525919
2013-01-01	69.0466813659538
2013-04-01	70.2017733432654
2013-07-01	69.8149918396876
2013-10-01	70.3418743290351
2014-01-01	70.5708042952682
2014-04-01	70.7146173466153
2014-07-01	70.5099296058796
2014-10-01	71.4202217498436
2015-01-01	71.4371657386716
2015-04-01	71.2913403979824
2015-07-01	70.8398246771601
2015-10-01	69.9479161636012
2016-01-01	69.6850583822814
2016-04-01	69.9535864285202
2016-07-01	69.8943849797495
2016-10-01	70.3492315033953
2017-01-01	70.0136118676952
2017-04-01	70.0587239863953
2017-07-01	70.6379330139688
2017-10-01	69.9070297900576
2018-01-01	70.8142230888693
2018-04-01	70.4407693945223