Quarter	Percent of GDP, Seasonally Adjusted
1970-01-01	14.3765563830550
1970-04-01	13.9255824877510
1970-07-01	13.5138851593441
1970-10-01	13.9585645996475
1971-01-01	14.2011766019897
1971-04-01	13.9061536165849
1971-07-01	13.4851972310904
1971-10-01	13.3109094897022
1972-01-01	13.3990092873259
1972-04-01	13.6718903709269
1972-07-01	13.2795436634723
1972-10-01	13.6398218473791
1973-01-01	13.8042174296594
1973-04-01	13.7335039225452
1973-07-01	13.1597949951124
1973-10-01	14.1917805027832
1974-01-01	14.8290434878659
1974-04-01	15.8264367280467
1974-07-01	16.3007545159024
1974-10-01	15.8626821049199
1975-01-01	14.7086827068034
1975-04-01	15.2526023796537
1975-07-01	15.4106065356165
1975-10-01	16.0002897829417
1976-01-01	16.4011425222029
1976-04-01	16.7456648222297
1976-07-01	17.5359522381177
1976-10-01	17.1493174625095
1977-01-01	16.8440983049979
1977-04-01	16.7980664144315
1977-07-01	17.1702520062684
1977-10-01	16.6643050223891
1978-01-01	16.2631758310289
1978-04-01	16.3778174447704
1978-07-01	16.3770154995527
1978-10-01	16.6469729594501
1979-01-01	16.9856861798814
1979-04-01	17.6498187199154
1979-07-01	18.6607549758966
1979-10-01	19.3807035522143
1980-01-01	19.9894728294756
1980-04-01	20.0560907684694
1980-07-01	19.4063388205313
1980-10-01	19.9740026873979
1981-01-01	20.6104430024756
1981-04-01	20.3444854764102
1981-07-01	20.7929515712518
1981-10-01	20.2316405215411
1982-01-01	20.6294043768508
1982-04-01	20.2042499651733
1982-07-01	19.7004085031415
1982-10-01	19.5264418536407
1983-01-01	19.1849889988558
1983-04-01	19.6866373414453
1983-07-01	20.0611005314501
1983-10-01	20.3364825859008
1984-01-01	20.7643933405217
1984-04-01	21.1953417503117
1984-07-01	21.4830778922548
1984-10-01	21.2342467737824
1985-01-01	22.7388861778910
1985-04-01	22.0327515031955
1985-07-01	21.8108094265801
1985-10-01	20.3705824398256
1986-01-01	20.0102779708174
1986-04-01	18.6848515370800
1986-07-01	17.6282260257416
1986-10-01	17.1190897324019
1987-01-01	17.5718008257535
1987-04-01	17.8078753861044
1987-07-01	17.8028542820942
1987-10-01	17.3741264804750
1988-01-01	17.0510940549435
1988-04-01	17.6690677157484
1988-07-01	18.1747837948510
1988-10-01	18.4445374316981
1989-01-01	18.7198014869934
1989-04-01	19.6890591469185
1989-07-01	19.3822680584855
1989-10-01	19.4318864791217
1990-01-01	18.7094405679466
1990-04-01	18.6025437715171
1990-07-01	19.9660106988518
1990-10-01	21.1895395192110
1991-01-01	21.2736273162262
1991-04-01	21.0444291022803
1991-07-01	21.4054354977479
1991-10-01	20.1860237425040
1992-01-01	20.0074128098136
1992-04-01	19.3147467878014
1992-07-01	18.9226200840482
1992-10-01	18.4321599612396
1993-01-01	16.9505724657917
1993-04-01	16.5290965886758
1993-07-01	16.6416795015004
1993-10-01	16.6861919387012
1994-01-01	16.8783489227955
1994-04-01	17.2984731190861
1994-07-01	17.4532816748173
1994-10-01	17.7770639254738
1995-01-01	18.0457604999068
1995-04-01	17.8291734033953
1995-07-01	17.7517760133723
1995-10-01	17.8503235553738
1996-01-01	18.5270773055438
1996-04-01	18.0760479365726
1996-07-01	18.0837124846534
1996-10-01	18.6780726228373
1997-01-01	19.7245891912383
1997-04-01	19.5712309820194
1997-07-01	20.5240492803834
1997-10-01	20.5162569166630
1998-01-01	21.3363245496240
1998-04-01	21.2371478194515
1998-07-01	20.9373305200486
1998-10-01	20.3571492086954
1999-01-01	20.6036849370941
1999-04-01	21.3612790520445
1999-07-01	21.8042649534609
1999-10-01	21.9176044607756
2000-01-01	23.7896370042344
2000-04-01	24.4717578255479
2000-07-01	25.6946391954647
2000-10-01	27.4100754707728
2001-01-01	25.5933815559537
2001-04-01	25.4550515350273
2001-07-01	24.6458917284968
2001-10-01	23.7680337302345
2002-01-01	22.9800444104163
2002-04-01	23.6094933843410
2002-07-01	23.3338246952507
2002-10-01	23.7582395075968
2003-01-01	24.5990190111865
2003-04-01	23.9606982077789
2003-07-01	23.2641845621015
2003-10-01	24.2679204507908
2004-01-01	24.3251875959297
2004-04-01	24.7861350560779
2004-07-01	25.6640192224912
2004-10-01	26.1142057101090
2005-01-01	25.4203519569596
2005-04-01	26.6596277287538
2005-07-01	27.2591931076139
2005-10-01	28.6087060070171
2006-01-01	29.4436750242795
2006-04-01	29.8293253705304
2006-07-01	30.2682040043829
2006-10-01	30.7674394992909
2007-01-01	30.5366379206067
2007-04-01	30.5844098834564
2007-07-01	30.4499980266014
2007-10-01	30.8637270456652
2008-01-01	31.3793360755893
2008-04-01	31.0997252785694
2008-07-01	32.4093874832517
2008-10-01	30.7501165663826
2009-01-01	27.9847052197884
2009-04-01	26.0698805925129
2009-07-01	26.9058021174949
2009-10-01	26.7404163822744
2010-01-01	28.6690304430409
2010-04-01	31.0437416091667
2010-07-01	31.3212299927435
2010-10-01	31.6704202660868
2011-01-01	32.7751909469894
2011-04-01	33.5423585752501
2011-07-01	33.4472991632540
2011-10-01	32.9549511168568
2012-01-01	32.8887941431563
2012-04-01	32.7893838057363
2012-07-01	32.4580290944437
2012-10-01	32.1229227451478
2013-01-01	31.7649815089236
2013-04-01	31.6355307300625
2013-07-01	31.1957176623256
2013-10-01	31.0714081869880
2014-01-01	31.1319522209780
2014-04-01	30.8534594273806
2014-07-01	30.8187025699805
2014-10-01	30.6176217317997
2015-01-01	30.9167193478623
2015-04-01	31.2223954821308
2015-07-01	31.2525999779952
2015-10-01	30.4768635966697
2016-01-01	30.2197327471067
2016-04-01	29.5418063430664
2016-07-01	29.9883881010996
2016-10-01	30.5735752336918
2017-01-01	31.4084073842109
2017-04-01	31.4635045164829
2017-07-01	31.1164196674139
2017-10-01	31.5826046221112
2018-01-01	31.6186132105533
2018-04-01	32.0416621442425