Quarter	Percent, Seasonally Adjusted
1992-01-01	20.5800377666822
1992-04-01	17.3825656369686
1992-07-01	15.8441453193201
1992-10-01	14.9081706361588
1993-01-01	17.4744872482200
1993-04-01	14.3868066177204
1993-07-01	14.2336102577764
1993-10-01	12.6737556741846
1994-01-01	22.6774241049999
1994-04-01	21.8449767308567
1994-07-01	20.1041725070564
1994-10-01	19.4449784556013
1995-01-01	26.8932075831659
1995-04-01	21.8771747360908
1995-07-01	18.6862414380014
1995-10-01	16.0034221814218
1996-01-01	19.9979265802547
1996-04-01	17.3119223858954
1996-07-01	17.1821139154251
1996-10-01	15.7761078865074
1997-01-01	21.4168156897177
1997-04-01	19.5970359331130
1997-07-01	18.7175508254170
1997-10-01	16.9159018042194
1998-01-01	22.1926452005540
1998-04-01	18.9716249959264
1998-07-01	17.0881884610416
1998-10-01	14.7836348615607
1999-01-01	18.6707673830840
1999-04-01	17.6033166040999
1999-07-01	18.3972710290008
1999-10-01	16.7386709068359
2000-01-01	23.1313791193216
2000-04-01	21.6730918220068
2000-07-01	20.6917768141552
2000-10-01	18.0568074378960
2001-01-01	23.1143709979895
2001-04-01	20.3832688145213
2001-07-01	19.5250276877601
2001-10-01	17.7353062532603
2002-01-01	23.1176023385419
2002-04-01	22.0027206833206
2002-07-01	22.6273124040083
2002-10-01	20.9569427794469
2003-01-01	27.1139992204674
2003-04-01	26.5137090242929
2003-07-01	26.1360303023177
2003-10-01	25.7134412781314
2004-01-01	31.2683475182460
2004-04-01	30.5196331636546
2004-07-01	29.7613983561005
2004-10-01	29.5764005105040
2005-01-01	36.0168422511688
2005-04-01	34.5227165370216
2005-07-01	32.8124474047924
2005-10-01	30.7683484240008
2006-01-01	37.8433630610723
2006-04-01	35.3833109066036
2006-07-01	35.2960721282230
2006-10-01	32.8725548297816
2007-01-01	39.1296299802739
2007-04-01	35.2090069598443
2007-07-01	33.7135753257031
2007-10-01	30.5454265727906
2008-01-01	36.4134282827899
2008-04-01	32.1878845664222
2008-07-01	31.0508067347140
2008-10-01	25.7738167114260
2009-01-01	26.2975976926211
2009-04-01	22.7944385045205
2009-07-01	22.8129055183981
2009-10-01	22.5742474203605
2010-01-01	28.5219367402551
2010-04-01	26.7409305439862
2010-07-01	25.5976194666273
2010-10-01	23.4158581916726
2011-01-01	28.5104581213198
2011-04-01	25.7526682689906
2011-07-01	24.6072899983798
2011-10-01	22.1617566350763
2012-01-01	26.2886060031182
2012-04-01	24.9259705957496
2012-07-01	23.5576648530223
2012-10-01	21.6241086129101
2013-01-01	28.1635229557309
2013-04-01	23.4036711256986
2013-07-01	21.5193827300323
2013-10-01	20.1784778122822
2014-01-01	24.3715411848216
2014-04-01	22.4737044036923
2014-07-01	22.2264195274122
2014-10-01	20.0949995055736
2015-01-01	25.0294847259256
2015-04-01	20.3032907983446
2015-07-01	19.9795677924270
2015-10-01	18.5151060325284
2016-01-01	22.0826229626373
2016-04-01	19.2557715042377
2016-07-01	18.5676312316496
2016-10-01	17.2951028695450
2017-01-01	21.4011014994138
2017-04-01	19.2022259209506
2017-07-01	17.8949970883113
2017-10-01	16.5380428154684
2018-01-01	20.7888985505973
2018-04-01	17.9441333615210
2018-07-01	18.6239194231342