Quarter	Percent, Seasonally Adjusted
1986-01-01	45.3353893600617
1986-04-01	45.4545454545455
1986-07-01	45.2728670253651
1986-10-01	45.4336147352264
1987-01-01	45.1834862385321
1987-04-01	45.1563691838291
1987-07-01	45.2815829528158
1987-10-01	45.0190114068441
1988-01-01	45.4545454545455
1988-04-01	45.7229371688115
1988-07-01	45.8459214501511
1988-10-01	46.2990936555891
1989-01-01	46.7972871137905
1989-04-01	47.2891566265060
1989-07-01	47.1074380165289
1989-10-01	46.8515742128936
1990-01-01	46.5620328849028
1990-04-01	45.7526080476900
1990-07-01	45.9138187221397
1990-10-01	45.9259259259259
1991-01-01	45.5284552845528
1991-04-01	45.4411764705882
1991-07-01	45.6410256410256
1991-10-01	46.2326261887345
1992-01-01	45.9064327485380
1992-04-01	45.9243085880640
1992-07-01	46.3326071169208
1992-10-01	45.7971014492754
1993-01-01	46.4208242950108
1993-04-01	46.2922966162707
1993-07-01	45.8722182340273
1993-10-01	45.8124552612742
1994-01-01	45.0392576730906
1994-04-01	45.3769559032717
1994-07-01	45.1452870304748
1994-10-01	44.3189837685250
1995-01-01	44.6943078004216
1995-04-01	44.3587946741416
1995-07-01	44.0642458100559
1995-10-01	43.6414176511466
1996-01-01	43.3609958506224
1996-04-01	42.5517241379310
1996-07-01	42.0618556701031
1996-10-01	43.3652530779754
1997-01-01	42.8084526244035
1997-04-01	42.7600271923861
1997-07-01	42.8184281842818
1997-10-01	43.3198380566802
1998-01-01	43.0209035738368
1998-04-01	43.0396772024210
1998-07-01	43.0583501006036
1998-10-01	43.0193720774883
1999-01-01	42.6853707414830
1999-04-01	42.6666666666667
1999-07-01	42.8191489361702
1999-10-01	42.7055702917772
2000-01-01	42.6869622766380
2000-04-01	43.0270984798414
2000-07-01	42.4802110817942
2000-10-01	42.2090729783037
2001-01-01	42.2950819672131
2001-04-01	41.5848068107400
2001-07-01	41.9712793733682
2001-10-01	41.1306042884990
2002-01-01	41.1118293471235
2002-04-01	40.7455012853470
2002-07-01	41.1125319693095
2002-10-01	41.0941475826972
2003-01-01	41.2136536030341
2003-04-01	40.9547738693467
2003-07-01	40.3377110694184
2003-10-01	40.3235843186061
2004-01-01	40.4953560371517
2004-04-01	40.9735058533580
2004-07-01	40.1719901719902
2004-10-01	39.2660550458716
2005-01-01	39.6709323583181
2005-04-01	39.4417475728155
2005-07-01	38.6336154776300
2005-10-01	39.0728476821192
2006-01-01	38.3693045563549
2006-04-01	38.2598331346842
2006-07-01	38.8591800356506
2006-10-01	39.3364928909953
2007-01-01	38.2752510336680
2007-04-01	38.0447585394582
2007-07-01	38.8235294117647
2007-10-01	38.1231671554252
2008-01-01	37.9813302217036
2008-04-01	38.0396732788798
2008-07-01	37.6820034944671
2008-10-01	37.1876815804765
2009-01-01	38.2165605095541
2009-04-01	38.0265435660704
2009-07-01	38.0322209436133
2009-10-01	38.1526104417671
2010-01-01	38.4439359267735
2010-04-01	38.3124287343216
2010-07-01	38.2252559726962
2010-10-01	38.4353741496599
2011-01-01	37.8822197055493
2011-04-01	37.7752682100508
2011-07-01	37.9232505643341
2011-10-01	38.0630630630631
2012-01-01	37.7178189994379
2012-04-01	37.3878923766816
2012-07-01	37.3669467787115
2012-10-01	37.6116071428571
2013-01-01	37.8483835005574
2013-04-01	37.7777777777778
2013-07-01	37.2157515252357
2013-10-01	37.1412803532009
2014-01-01	36.7986798679868
2014-04-01	37.3632385120350
2014-07-01	36.4975450081833
2014-10-01	35.7763300760043
2015-01-01	36.1081081081081
2015-04-01	36.3587540279270
2015-07-01	36.9716425896201
2015-10-01	37.0941990420436
2016-01-01	36.3828662083554
2016-04-01	35.4144805876180
2016-07-01	35.4079497907950
2016-10-01	34.7193347193347
2017-01-01	34.7286821705426
2017-04-01	35.5053873781426
2017-07-01	34.0153452685422
2017-10-01	34.3002544529262
2018-01-01	34.2105263157895
2018-04-01	34.0372046254399
2018-07-01	33.7851405622490