Quarter	Percent, Seasonally Adjusted
1986-01-01	30.6073728659852
1986-04-01	32.4209985841494
1986-07-01	32.2022716627787
1986-10-01	31.6485340718498
1987-01-01	31.4244749207503
1987-04-01	30.9706847265965
1987-07-01	33.4208659853260
1987-10-01	33.5250854949515
1988-01-01	33.4724184083446
1988-04-01	34.8353427216796
1988-07-01	35.9636768872353
1988-10-01	36.9524896331641
1989-01-01	38.2842800012202
1989-04-01	38.3986709856593
1989-07-01	39.0358633554956
1989-10-01	37.2537821086835
1990-01-01	36.0498332739718
1990-04-01	34.1729521763381
1990-07-01	35.2678750274060
1990-10-01	36.3733241892668
1991-01-01	36.2014228236420
1991-04-01	36.3221036733316
1991-07-01	36.1106006293855
1991-10-01	37.5189839741939
1992-01-01	38.0569794040307
1992-04-01	38.6630109841586
1992-07-01	38.8729736011808
1992-10-01	38.3585890537507
1993-01-01	39.6367452223148
1993-04-01	40.1045718066096
1993-07-01	38.7465495499854
1993-10-01	38.9071551190555
1994-01-01	37.4332882206435
1994-04-01	38.4704045508131
1994-07-01	37.6873824728069
1994-10-01	38.2401689611574
1995-01-01	38.7017879143652
1995-04-01	37.5257807738517
1995-07-01	36.3604659404838
1995-10-01	35.4359962132155
1996-01-01	36.4685118495551
1996-04-01	35.9808112182613
1996-07-01	35.0491668655471
1996-10-01	39.0375111190998
1997-01-01	36.2334535265328
1997-04-01	35.9635620487649
1997-07-01	36.3304973355427
1997-10-01	36.5464745499932
1998-01-01	37.3778916394386
1998-04-01	36.8844497749739
1998-07-01	37.3086444503687
1998-10-01	40.4591669588842
1999-01-01	40.4391682094821
1999-04-01	41.5297564205974
1999-07-01	40.5345267799163
1999-10-01	40.6454084162251
2000-01-01	40.4336128768213
2000-04-01	40.1670338496631
2000-07-01	41.2587031810000
2000-10-01	40.0734059614898
2001-01-01	41.9018819339535
2001-04-01	38.4692245427021
2001-07-01	40.8649554496365
2001-10-01	39.8723901828360
2002-01-01	38.9784471972253
2002-04-01	37.6632239916555
2002-07-01	39.8487767521678
2002-10-01	41.4542402566557
2003-01-01	40.4017551858051
2003-04-01	41.3646856864298
2003-07-01	39.7032261066999
2003-10-01	40.5057264999746
2004-01-01	40.8735079324382
2004-04-01	42.9909650174301
2004-07-01	42.3331343798963
2004-10-01	39.2194458965782
2005-01-01	42.4411022065665
2005-04-01	41.7348773527906
2005-07-01	39.6691445454198
2005-10-01	39.5429234140439
2006-01-01	37.4237787734975
2006-04-01	39.2284322879978
2006-07-01	38.5483157419983
2006-10-01	38.8634013606552
2007-01-01	37.3265896921090
2007-04-01	38.1415490859965
2007-07-01	38.8805888284242
2007-10-01	38.6656037006359
2008-01-01	41.2935102766202
2008-04-01	39.8463854814977
2008-07-01	40.4019281319764
2008-10-01	38.9397934512171
2009-01-01	41.9620377112932
2009-04-01	41.4242833200801
2009-07-01	41.1738156732546
2009-10-01	43.0913279629555
2010-01-01	42.7165247020865
2010-04-01	42.8585396477152
2010-07-01	42.0624743906486
2010-10-01	43.3091827770488
2011-01-01	43.5533539126199
2011-04-01	43.3745812579182
2011-07-01	43.6852386898398
2011-10-01	45.1396035846680
2012-01-01	43.5777269426659
2012-04-01	42.1636589758186
2012-07-01	43.2209438563928
2012-10-01	46.0441708146856
2013-01-01	44.5757064475436
2013-04-01	43.7231980992153
2013-07-01	43.9044401212070
2013-10-01	43.4044804905080
2014-01-01	43.0108290759801
2014-04-01	42.9058056317449
2014-07-01	43.4243074396611
2014-10-01	39.4176602133805
2015-01-01	40.4043402473946
2015-04-01	39.8599979608851
2015-07-01	40.8740673399061
2015-10-01	42.1823898437214
2016-01-01	39.9390257829100
2016-04-01	40.7690456477137
2016-07-01	41.1026994498954
2016-10-01	38.1972943862729
2017-01-01	39.1579815199420
2017-04-01	41.0866799707405
2017-07-01	37.9313936075436
2017-10-01	36.6075420624611
2018-01-01	36.3167472508053
2018-04-01	37.5633251775863
2018-07-01	36.2562906873854