Quarter	Percent, Seasonally Adjusted
1970-01-01	53.0382010197763
1970-04-01	53.3020924829924
1970-07-01	53.8005538130018
1970-10-01	53.9391393248144
1971-01-01	53.7642674288043
1971-04-01	53.6604816556461
1971-07-01	52.7669945558558
1971-10-01	51.7877123152416
1972-01-01	51.6446937110709
1972-04-01	50.2635668386854
1972-07-01	50.0182180315251
1972-10-01	51.0993756453112
1973-01-01	51.4683652038747
1973-04-01	50.0488311475689
1973-07-01	49.7619650060903
1973-10-01	49.1041330713600
1974-01-01	47.4708043599402
1974-04-01	47.5413537155840
1974-07-01	46.8561944891064
1974-10-01	46.7139977532495
1975-01-01	46.0715774638425
1975-04-01	45.9571822975225
1975-07-01	45.5997443479623
1975-10-01	45.1669490826830
1976-01-01	45.1403984518584
1976-04-01	43.9720847506310
1976-07-01	44.1657737369621
1976-10-01	44.2446190072914
1977-01-01	44.7459839017709
1977-04-01	45.0455708787728
1977-07-01	44.4311437300365
1977-10-01	44.6271395012314
1978-01-01	44.7197252944300
1978-04-01	44.9582336353115
1978-07-01	44.5580763119918
1978-10-01	44.3999498986102
1979-01-01	44.7244139090460
1979-04-01	44.3033952254717
1979-07-01	44.3648148792310
1979-10-01	43.7671347544681
1980-01-01	43.1197203463087
1980-04-01	43.6407052161188
1980-07-01	44.8260247131206
1980-10-01	44.3524848182839
1981-01-01	44.1735447205792
1981-04-01	44.3444761839075
1981-07-01	43.7417266915800
1981-10-01	43.4719079461318
1982-01-01	43.4439878275604
1982-04-01	43.3423803236565
1982-07-01	43.4917348682891
1982-10-01	44.2442573987432
1983-01-01	44.5428615931294
1983-04-01	44.8046901503935
1983-07-01	44.1647583536797
1983-10-01	44.2547733324275
1984-01-01	43.8246034443223
1984-04-01	44.4466645176233
1984-07-01	44.8083772717662
1984-10-01	44.3749014138885
1985-01-01	44.1373481432021
1985-04-01	43.1291911535965
1985-07-01	43.2323929677072
1985-10-01	43.5528154968838
1986-01-01	44.3006872008216
1986-04-01	43.5736107110540
1986-07-01	43.7797289649414
1986-10-01	43.5071972839298
1987-01-01	43.2257350321937
1987-04-01	43.2682287459477
1987-07-01	43.1575646172056
1987-10-01	43.3419011177471
1988-01-01	43.2610519803984
1988-04-01	43.2480092202058
1988-07-01	43.3001888926268
1988-10-01	43.5052384379525
1989-01-01	43.9527091703622
1989-04-01	44.2529869207207
1989-07-01	44.2441499818875
1989-10-01	44.1890437946502
1990-01-01	44.3514599213311
1990-04-01	44.7240524495525
1990-07-01	45.1429077330550
1990-10-01	45.4122999370098
1991-01-01	45.3026293888105
1991-04-01	46.0004374386327
1991-07-01	46.0419984562371
1991-10-01	46.4483492372024
1992-01-01	46.6408530991604
1992-04-01	46.6945546420529
1992-07-01	46.3920127004610
1992-10-01	46.3456245452577
1993-01-01	46.2854478801092
1993-04-01	46.6466143715477
1993-07-01	46.9102872719565
1993-10-01	47.0994430564343
1994-01-01	47.1973857996406
1994-04-01	47.1310188957385
1994-07-01	47.1939737613803
1994-10-01	47.4664591109284
1995-01-01	47.5408611150836
1995-04-01	46.9961716656668
1995-07-01	47.1901144263536
1995-10-01	47.6846527473950
1996-01-01	47.6745681536818
1996-04-01	47.8967182299393
1996-07-01	47.8393387649231
1996-10-01	47.0868524516025
1997-01-01	47.3269589279237
1997-04-01	47.4069706677580
1997-07-01	47.9882421876435
1997-10-01	47.9017524243190
1998-01-01	47.9606255336974
1998-04-01	47.8780135336396
1998-07-01	47.6688053726221
1998-10-01	47.4639348870376
1999-01-01	47.2734301152424
1999-04-01	47.2526105516491
1999-07-01	46.6834042646712
1999-10-01	46.1884745525495
2000-01-01	46.5638343728580
2000-04-01	46.4393837355046
2000-07-01	46.5311487427666
2000-10-01	47.5055723530587
2001-01-01	47.1812954944552
2001-04-01	46.5271504748244
2001-07-01	46.0769845853646
2001-10-01	45.8511848642970
2002-01-01	45.0783557987138
2002-04-01	45.1128623767731
2002-07-01	44.9970527955450
2002-10-01	44.6089848199807
2003-01-01	44.4185757679706
2003-04-01	44.4914919855206
2003-07-01	44.6323064321616
2003-10-01	44.4343249630615
2004-01-01	44.5518616331802
2004-04-01	43.9779180008892
2004-07-01	44.7042938226752
2004-10-01	44.5585370285845
2005-01-01	44.7386508834659
2005-04-01	45.1559158006105
2005-07-01	45.1624691095745
2005-10-01	45.2770408364764
2006-01-01	45.2228268706253
2006-04-01	45.2209352391077
2006-07-01	45.3112439386496
2006-10-01	45.1946887797178
2007-01-01	44.9005877589153
2007-04-01	44.8430372879261
2007-07-01	44.5973810405503
2007-10-01	44.6430351647016
2008-01-01	45.1020847896112
2008-04-01	44.9775388169840
2008-07-01	44.0724792741539
2008-10-01	44.4052797368077
2009-01-01	44.4212073498001
2009-04-01	44.8771676264631
2009-07-01	44.5427886194977
2009-10-01	44.2297098489487
2010-01-01	43.6681158603564
2010-04-01	43.3941201706008
2010-07-01	43.6173243202556
2010-10-01	44.3430075094801
2011-01-01	44.4868318842887
2011-04-01	43.9344618062451
2011-07-01	43.0556217706003
2011-10-01	41.9421248945578
2012-01-01	41.3472861287928
2012-04-01	41.6395886256700
2012-07-01	43.0509086450718
2012-10-01	41.8583327454805
2013-01-01	42.7169870374011
2013-04-01	43.1237090091216
2013-07-01	42.8719078202268
2013-10-01	43.8804375727912
2014-01-01	43.3743865703467
2014-04-01	43.0849421893965
2014-07-01	43.2048741906380
2014-10-01	43.3088102570340
2015-01-01	41.9294277962584
2015-04-01	43.4957842473521
2015-07-01	42.6107007815863
2015-10-01	43.6121287815569
2016-01-01	44.7567486007817
2016-04-01	43.8501796762950
2016-07-01	44.9181109825292
2016-10-01	44.7419472207752
2017-01-01	44.5578166141622
2017-04-01	44.8019935094112
2017-07-01	45.6963500569556
2017-10-01	45.1030989446775
2018-01-01	48.2914953216182
2018-04-01	47.8507485780357
2018-07-01	48.5390795404164