Quarter	Percent, Seasonally Adjusted
1990-01-01	12.02501041705250
1990-04-01	12.23077225003900
1990-07-01	12.55003978374480
1990-10-01	13.01637632128410
1991-01-01	13.63511718237500
1991-04-01	14.11522618291210
1991-07-01	14.44745621289720
1991-10-01	14.61615672116870
1992-01-01	14.72969818587540
1992-04-01	14.85979759854160
1992-07-01	15.05004569051280
1992-10-01	15.29101647996300
1993-01-01	15.64072313085900
1993-04-01	15.74609551393520
1993-07-01	15.69605341237190
1993-10-01	15.53010240267430
1994-01-01	15.28913743501520
1994-04-01	15.03453929435620
1994-07-01	14.56824307526520
1994-10-01	13.84381853520000
1995-01-01	12.76634014794790
1995-04-01	12.08641886154800
1995-07-01	11.76697108765330
1995-10-01	11.79042266514390
1996-01-01	12.09416882856020
1996-04-01	12.13225309502940
1996-07-01	11.90328772493460
1996-10-01	11.44147958693150
1997-01-01	10.89734436561900
1997-04-01	10.55903987952360
1997-07-01	10.32634966125380
1997-10-01	9.49700212149369
1998-01-01	8.85344577041794
1998-04-01	8.10466814852947
1998-07-01	7.31974994382627
1998-10-01	6.64359048345728
1999-01-01	6.19920783529841
1999-04-01	5.83882033397648
1999-07-01	5.49437376197076
1999-10-01	5.19077654274614
2000-01-01	4.86932349396796
2000-04-01	4.52842319443708
2000-07-01	4.22872884613466
2000-10-01	3.97270899845368
2001-01-01	3.83018216763652
2001-04-01	3.87313002886433
2001-07-01	4.05900085764752
2001-10-01	4.29211175764408
2002-01-01	4.53013648064771
2002-04-01	4.65868573155186
2002-07-01	4.75553433712380
2002-10-01	4.87147247608454
2003-01-01	4.98165999273638
2003-04-01	5.02547590592194
2003-07-01	5.07063383093740
2003-10-01	5.00741693502865
2004-01-01	4.95113234717520
2004-04-01	4.94373833494293
2004-07-01	4.85394613526294
2004-10-01	4.75567241956018
2005-01-01	4.66299654208442
2005-04-01	4.59272483337395
2005-07-01	4.55648753599109
2005-10-01	4.52971928184645
2006-01-01	4.45965865659936
2006-04-01	4.48528475415598
2006-07-01	4.59057984109165
2006-10-01	4.71490513290620
2007-01-01	4.75235823788429
2007-04-01	4.89813413731592
2007-07-01	5.05636256719548
2007-10-01	5.36760762821792
2008-01-01	5.93745378969251
2008-04-01	6.83001111928086
2008-07-01	8.09155188164744
2008-10-01	9.56448017769478
2009-01-01	13.39321275649680
2009-04-01	14.87791049983570
2009-07-01	15.80690600461840
2009-10-01	16.27725111004840
2010-01-01	16.67408938986180
2010-04-01	16.92658072266420
2010-07-01	17.17342828500140
2010-10-01	17.49738016347930
2011-01-01	17.54836060484070
2011-04-01	17.57674529577250
2011-07-01	17.77967286291860
2011-10-01	17.87017048712720
2012-01-01	18.10970666641180
2012-04-01	18.05440753383440
2012-07-01	17.61636728059090
2012-10-01	16.94655131015330
2013-01-01	15.96907930969260
2013-04-01	15.16901719107680
2013-07-01	14.44445170256250
2013-10-01	13.81167106011280
2014-01-01	13.45064234080860
2014-04-01	13.00047508453200
2014-07-01	12.43725455451790
2014-10-01	11.80926619505890
2015-01-01	11.26267743718810
2015-04-01	10.79743046332910
2015-07-01	10.51333722957540
2015-10-01	10.34721912327210
2016-01-01	9.95762363882636
2016-04-01	9.40377828077552
2016-07-01	8.71613980864033
2016-10-01	8.00849521803322
2017-01-01	7.54740602593182
2017-04-01	7.21080775717262
2017-07-01	6.90877743579573
2017-10-01	6.58862262784070
2018-01-01	6.24520007667309
2018-04-01	6.00971291848438