Quarter	Percent, Seasonally Adjusted
1971-04-01	25.9154929577465
1971-07-01	25.2551020408163
1971-10-01	28.7292817679558
1972-01-01	28.8713910761155
1972-04-01	26.8844221105528
1972-07-01	27.9792746113990
1972-10-01	26.1261261261261
1973-01-01	26.8558951965066
1973-04-01	29.6536796536796
1973-07-01	25.9259259259259
1973-10-01	28.2196969696970
1974-01-01	25.4687500000000
1974-04-01	21.9354838709677
1974-07-01	21.6824644549763
1974-10-01	21.2053571428571
1975-01-01	23.0392156862745
1975-04-01	24.7074122236671
1975-07-01	25.0000000000000
1975-10-01	23.1947483588621
1976-01-01	23.3435270132518
1976-04-01	21.4504596527068
1976-07-01	23.3400402414487
1976-10-01	23.2264334305151
1977-01-01	23.8398544131028
1977-04-01	25.6567425569177
1977-07-01	24.4288224956063
1977-10-01	27.2384542884072
1978-01-01	26.9116186693148
1978-04-01	28.2051282051282
1978-07-01	27.7441659464131
1978-10-01	28.5588752196837
1979-01-01	28.6729857819905
1979-04-01	28.0985915492958
1979-07-01	27.8859527121001
1979-10-01	25.6631708821715
1980-01-01	24.1971207087486
1980-04-01	27.4665042630938
1980-07-01	26.8279274326553
1980-10-01	29.1185729275971
1981-01-01	28.3396430502975
1981-04-01	27.3067915690867
1981-07-01	27.9316712834718
1981-10-01	26.0572404955147
1982-01-01	26.1594792514239
1982-04-01	24.7565543071161
1982-07-01	28.0410742496051
1982-10-01	28.3682338996444
1983-01-01	31.6330728095434
1983-04-01	25.3007051016176
1983-07-01	27.0419426048565
1983-10-01	25.7863935625457
1984-01-01	24.7655997413514
1984-04-01	24.3667842257134
1984-07-01	23.6323243543460
1984-10-01	24.0384615384615
1985-01-01	22.2650231124807
1985-04-01	23.4756097560976
1985-07-01	24.5176848874598
1985-10-01	27.1453089244851
1986-01-01	24.8874437218609
1986-04-01	29.5422634091547
1986-07-01	27.7165354330709
1986-10-01	29.2134831460674
1987-01-01	29.1624365482234
1987-04-01	29.0540540540540
1987-07-01	28.6940686784599
1987-10-01	28.8072018004501
1988-01-01	32.1543408360129
1988-04-01	33.4886270211017
1988-07-01	33.0042689434365
1988-10-01	31.9240506329114
1989-01-01	30.0636642301344
1989-04-01	28.6843839226883
1989-07-01	30.4913901721966
1989-10-01	27.5682182985554
1990-01-01	28.4862678305301
1990-04-01	29.1380008093889
1990-07-01	28.9410348977136
1990-10-01	29.0375538682536
1991-01-01	29.8727944193681
1991-04-01	31.6166883963494
1991-07-01	32.3395981853532
1991-10-01	32.3092783505155
1992-01-01	30.0282220131703
1992-04-01	31.2755671253254
1992-07-01	30.8831596269885
1992-10-01	30.7116104868914
1993-01-01	30.3558460421206
1993-04-01	28.2527881040892
1993-07-01	28.0998952148096
1993-10-01	27.9741077676697
1994-01-01	28.0504908835905
1994-04-01	27.4869109947644
1994-07-01	27.3788859081584
1994-10-01	26.5350877192982
1995-01-01	26.8844984802432
1995-04-01	27.3391358408455
1995-07-01	26.8089615501060
1995-10-01	27.3137019230769
1996-01-01	26.9927803153087
1996-04-01	26.4928633847946
1996-07-01	25.8246527777778
1996-10-01	26.3434404082858
1997-01-01	26.9347496206373
1997-04-01	24.7118551042810
1997-07-01	27.7975133214920
1997-10-01	28.5734583688548
1998-01-01	26.5286134042256
1998-04-01	29.5945945945946
1998-07-01	29.4133440730299
1998-10-01	28.3208020050125
1999-01-01	27.5755627009646
1999-04-01	26.5474552957359
1999-07-01	26.6145520144317
1999-10-01	24.2003686436084
2000-01-01	26.1189864940284
2000-04-01	25.8267375040659
2000-07-01	25.9293584594789
2000-10-01	26.1463887542414
2001-01-01	26.6013790346757
2001-04-01	26.3068124811879
2001-07-01	25.3173413293353
2001-10-01	25.5716842314575
2002-01-01	23.9193606974210
2002-04-01	26.2633380310046
2002-07-01	25.1998440241763
2002-10-01	25.2170519949273
2003-01-01	24.8247129356773
2003-04-01	24.6444534741975
2003-07-01	25.6713426853707
2003-10-01	25.0295741324921
2004-01-01	24.4000749906262
2004-04-01	24.3754461099215
2004-07-01	25.3629068614192
2004-10-01	24.9585044116362
2005-01-01	25.6350034794711
2005-04-01	25.3836371343790
2005-07-01	24.5431451282472
2005-10-01	24.9146757679181
2006-01-01	24.7547837272873
2006-04-01	24.3985720937451
2006-07-01	24.1706887305600
2006-10-01	24.4627705970978
2007-01-01	24.1567422205148
2007-04-01	24.7639684259403
2007-07-01	25.1947456850466
2007-10-01	24.2830513335245
2008-01-01	23.7462820778861
2008-04-01	23.9290046606653
2008-07-01	23.4199106974404
2008-10-01	24.8403946604759
2009-01-01	26.3541517793340
2009-04-01	26.2370540851554
2009-07-01	26.6730630846726
2009-10-01	26.3772954924875
2010-01-01	25.9508506616257
2010-04-01	25.6517896597437
2010-07-01	25.8966741540468
2010-10-01	25.2222070285792
2011-01-01	25.4571121269158
2011-04-01	25.1971583132373
2011-07-01	25.5286809410521
2011-10-01	24.8971058992618
2012-01-01	24.3848017340303
2012-04-01	24.6813741346963
2012-07-01	24.9220374220374
2012-10-01	25.2735662491760
2013-01-01	24.5934959349594
2013-04-01	25.0000000000000
2013-07-01	24.2131198028950
2013-10-01	24.8915262889229
2014-01-01	24.4198345050706
2014-04-01	24.3589743589744
2014-07-01	24.2278823674172
2014-10-01	24.4166666666667
2015-01-01	24.9954816555214
2015-04-01	24.8153442935430
2015-07-01	24.2862017972927
2015-10-01	24.9534558994647
2016-01-01	25.5876227313300
2016-04-01	25.2800466744457
2016-07-01	25.2479605610658
2016-10-01	25.2876248320972
2017-01-01	25.2011019283746
2017-04-01	24.7284969591659
2017-07-01	25.4714900187493
2017-10-01	23.9395640855495
2018-01-01	23.8347404706000
2018-04-01	23.9141020646669