Table Data - Brave-Butters-Kelley Trend Component of GDP

Title Brave-Butters-Kelley Trend Component of GDP
Series ID BBKQTRD
Source Indiana University: Indiana Business Research Center
Release Brave-Butters-Kelley Indexes
Seasonal Adjustment Seasonally Adjusted
Frequency Quarterly
Units Annualized Percent Change from Preceding Period
Date Range 1960-01-01 to 2026-04-01
Last Updated 2026-08-03 7:32 AM CDT
Notes The Brave-Butters-Kelley Indexes (BBKI) are the byproduct of research originally conducted by the Federal Reserve Bank of Chicago. Currently, the BBKI are maintained and produced by the Indiana Business Research Center at the Kelley School of Business at Indiana University. The BBK Coincident and Leading Indexes and Monthly GDP Growth for the U.S. are constructed from a collapsed dynamic factor analysis of a panel of 490 monthly measures of real economic activity and quarterly real GDP growth.

The trend component of GDP is expressed in annualized real GDP growth equivalent units.

This quarterly series is aggregated from the monthly version of the series (BBKMTRD), using the triangle average described in Brave, Butters, and Kelley (2019) to approximate quarterly annualized (log) percent changes from the monthly series.

For more details, see also:
Brave, Scott A., Ross Cole, and David Kelley, 2019, A 'big data' view of the U.S. economy: Introducing the Brave-Butters-Kelley Indexes, Chicago Fed Letter, Federal Reserve Bank of Chicago, No. 422. Crossref, https://doi.org/10.21033/cfl-2019-422
Brave, Scott A., R. Andrew Butters, and David Kelley, 2019, A new 'big data' index of U.S. economic activity, Economic Perspectives, Federal Reserve Bank of Chicago, Vol. 43, No. 1. Crossref, https://doi.org/10.21033/ep-2019-1
DATE VALUE
1960-01-01 3.1390144931019050
1960-04-01 3.1390121757464415
1960-07-01 3.1390345041302288
1960-10-01 3.1392989701287310
1961-01-01 3.1400095072338026
1961-04-01 3.1404126977478777
1961-07-01 3.1402517725349150
1961-10-01 3.1396732452402710
1962-01-01 3.1386623328886150
1962-04-01 3.1372583659808067
1962-07-01 3.1356916946001890
1962-10-01 3.1340713235803115
1963-01-01 3.1327677754726957
1963-04-01 3.1317686532912360
1963-07-01 3.1306071253524860
1963-10-01 3.1287595807990236
1964-01-01 3.1265938261340600
1964-04-01 3.1240044231319573
1964-07-01 3.1212535808372825
1964-10-01 3.1186990015764815
1965-01-01 3.1165577112038902
1965-04-01 3.1142781174389094
1965-07-01 3.1116367043330010
1965-10-01 3.1080884915264630
1966-01-01 3.1033564508552540
1966-04-01 3.0981087700081344
1966-07-01 3.0934272130057230
1966-10-01 3.0892151148072570
1967-01-01 3.0848738391877370
1967-04-01 3.0803023399957867
1967-07-01 3.0759875277794007
1967-10-01 3.0721068043396220
1968-01-01 3.0684497065921073
1968-04-01 3.0640955379349620
1968-07-01 3.0590429550659257
1968-10-01 3.0542594403984564
1969-01-01 3.0500612095024437
1969-04-01 3.0459782839349600
1969-07-01 3.0423203202310867
1969-10-01 3.0394367011757226
1970-01-01 3.0374798974672910
1970-04-01 3.0358943063880766
1970-07-01 3.0341517449519230
1970-10-01 3.0323490480634020
1971-01-01 3.0306093270101035
1971-04-01 3.0281310040247910
1971-07-01 3.0255163317270640
1971-10-01 3.0235330928997040
1972-01-01 3.0224730460529750
1972-04-01 3.0213898383300264
1972-07-01 3.0195851428579714
1972-10-01 3.0177389897351867
1973-01-01 3.0159213014294197
1973-04-01 3.0135125400391800
1973-07-01 3.0111199172055290
1973-10-01 3.0097396244349546
1974-01-01 3.0093620917148820
1974-04-01 3.0101504338045660
1974-07-01 3.0120252626241504
1974-10-01 3.0147642772338060
1975-01-01 3.0172296679656263
1975-04-01 3.0186942533464833
1975-07-01 3.0191372853532306
1975-10-01 3.0189252836348066
1976-01-01 3.0182114572944790
1976-04-01 3.0170731347652190
1976-07-01 3.0162593583062547
1976-10-01 3.0162241305749940
1977-01-01 3.0168616442411795
1977-04-01 3.0177466378620230
1977-07-01 3.0181920046456123
1977-10-01 3.0183687874205400
1978-01-01 3.0193924983709760
1978-04-01 3.0205527547483880
1978-07-01 3.0203486743044228
1978-10-01 3.0193918372605935
1979-01-01 3.0185212903957965
1979-04-01 3.0182545350779860
1979-07-01 3.0185240511719360
1979-10-01 3.0187963468772687
1980-01-01 3.0189971428872053
1980-04-01 3.0193525815151028
1980-07-01 3.0202718769562678
1980-10-01 3.0215106868280097
1981-01-01 3.0221694811425220
1981-04-01 3.0220690769280543
1981-07-01 3.0221654491309087
1981-10-01 3.0222221942590280
1982-01-01 3.0228936878001020
1982-04-01 3.0246912494085767
1982-07-01 3.0268104198429757
1982-10-01 3.0290760909856860
1983-01-01 3.0313474024821607
1983-04-01 3.0332239114463250
1983-07-01 3.0344813753761906
1983-10-01 3.0353238618232650
1984-01-01 3.0358161853851353
1984-04-01 3.0358788930183520
1984-07-01 3.0354874434502914
1984-10-01 3.0348891274718075
1985-01-01 3.0342145301682540
1985-04-01 3.0333221899506686
1985-07-01 3.0318992398956950
1985-10-01 3.0297169606593800
1986-01-01 3.0272374937985864
1986-04-01 3.0247203379456375
1986-07-01 3.0221671454277260
1986-10-01 3.0195971845877625
1987-01-01 3.0172516456509837
1987-04-01 3.0151520397724750
1987-07-01 3.0132158103608893
1987-10-01 3.0113399970474144
1988-01-01 3.0092874077404870
1988-04-01 3.0072829797199390
1988-07-01 3.0052975322924880
1988-10-01 3.0032953952883483
1989-01-01 3.0010192147831280
1989-04-01 2.9983407325050253
1989-07-01 2.9952207036699340
1989-10-01 2.9918095382006290
1990-01-01 2.9884458931856335
1990-04-01 2.9849973079754037
1990-07-01 2.9815615829659876
1990-10-01 2.9785359640778974
1991-01-01 2.9760839985746610
1991-04-01 2.9737236078414790
1991-07-01 2.9712238181409300
1991-10-01 2.9689134038790637
1992-01-01 2.9665422678754045
1992-04-01 2.9636012044754705
1992-07-01 2.9602513050316785
1992-10-01 2.9565897485020454
1993-01-01 2.9529283793985748
1993-04-01 2.9498559950030394
1993-07-01 2.9472973720739630
1993-10-01 2.9449522591420294
1994-01-01 2.9425440051395437
1994-04-01 2.9400693847845430
1994-07-01 2.9377100847759340
1994-10-01 2.9357713102771132
1995-01-01 2.9343084764782907
1995-04-01 2.9334363634862860
1995-07-01 2.9329633433372164
1995-10-01 2.9326320234621495
1996-01-01 2.9324007798927350
1996-04-01 2.9319534469525697
1996-07-01 2.9310328551707990
1996-10-01 2.9299313648320067
1997-01-01 2.9289575801084470
1997-04-01 2.9281307505153964
1997-07-01 2.9270368995581990
1997-10-01 2.9259174987209375
1998-01-01 2.9251275963526990
1998-04-01 2.9244743763430200
1998-07-01 2.9235960447571077
1998-10-01 2.9220480883068825
1999-01-01 2.9197374970574814
1999-04-01 2.9171420902418532
1999-07-01 2.9144357506506740
1999-10-01 2.9112699215885030
2000-01-01 2.9077776147490773
2000-04-01 2.9042999663993100
2000-07-01 2.9005216709313553
2000-10-01 2.8968370568525820
2001-01-01 2.8934010263311370
2001-04-01 2.8899747408254326
2001-07-01 2.8861148611912864
2001-10-01 2.8819904961710003
2002-01-01 2.8774337461810524
2002-04-01 2.8724590592424457
2002-07-01 2.8675368049041210
2002-10-01 2.8628614501633200
2003-01-01 2.8584213039799553
2003-04-01 2.8538644291509137
2003-07-01 2.8485767507005300
2003-10-01 2.8424104588775245
2004-01-01 2.8360775754938220
2004-04-01 2.8302556119314760
2004-07-01 2.8249235339775570
2004-10-01 2.8198017359227170
2005-01-01 2.8147734805397670
2005-04-01 2.8099218850562610
2005-07-01 2.8054230351143326
2005-10-01 2.8012882745417285
2006-01-01 2.7975178948958512
2006-04-01 2.7939287438474420
2006-07-01 2.7908772650492920
2006-10-01 2.7883503951374236
2007-01-01 2.7859907307015725
2007-04-01 2.7839829049526080
2007-07-01 2.7821969831230030
2007-10-01 2.7802915900119114
2008-01-01 2.7783513747856430
2008-04-01 2.7764523947464280
2008-07-01 2.7741317597034083
2008-10-01 2.7718294448206495
2009-01-01 2.7698081991760395
2009-04-01 2.7670872191973000
2009-07-01 2.7634131516940930
2009-10-01 2.7592437371842085
2010-01-01 2.7547068397628300
2010-04-01 2.7501436176044670
2010-07-01 2.7456171255553126
2010-10-01 2.7410565885422438
2011-01-01 2.7369759396115930
2011-04-01 2.7338816501084310
2011-07-01 2.7314301353546260
2011-10-01 2.7293106246192322
2012-01-01 2.7270244133185720
2012-04-01 2.7247198263414490
2012-07-01 2.7227650510510637
2012-10-01 2.7212960954680163
2013-01-01 2.7201988324054490
2013-04-01 2.7191811020776755
2013-07-01 2.7182843275472806
2013-10-01 2.7173415429013690
2014-01-01 2.7166393480885070
2014-04-01 2.7166148766176272
2014-07-01 2.7165916284965155
2014-10-01 2.7163440275810730
2015-01-01 2.7161779455783535
2015-04-01 2.7158968015852314
2015-07-01 2.7155850936196395
2015-10-01 2.7155527496394267
2016-01-01 2.7157172014174895
2016-04-01 2.7158594970157615
2016-07-01 2.7160054613013838
2016-10-01 2.7160823632436655
2017-01-01 2.7162735373394340
2017-04-01 2.7169313359894325
2017-07-01 2.7180210410640520
2017-10-01 2.7192022072228190
2018-01-01 2.7204104132231690
2018-04-01 2.7219331360182073
2018-07-01 2.7240493777224084
2018-10-01 2.7268461341848744
2019-01-01 2.7302698052373660
2019-04-01 2.7337684904938984
2019-07-01 2.7367762230370000
2019-10-01 2.7389248197483784
2020-01-01 2.7409237174317650
2020-04-01 2.7454554627031316
2020-07-01 2.7525009082331590
2020-10-01 2.7572910892009608
2021-01-01 2.7605061407551400
2021-04-01 2.7636625660070435
2021-07-01 2.7668080973187017
2021-10-01 2.7700316213840120
2022-01-01 2.7734890766464140
2022-04-01 2.7779977832381775
2022-07-01 2.7832587133336686
2022-10-01 2.7882269531154040
2023-01-01 2.7924920915787412
2023-04-01 2.7961293973799974
2023-07-01 2.7991422817168177
2023-10-01 2.8013594340791160
2024-01-01 2.8030242508214043
2024-04-01 2.8044611637570305
2024-07-01 2.8054113792421083
2024-10-01 2.8058372789917563
2025-01-01 2.8064138384158035
2025-04-01 2.8074485103441910
2025-07-01 2.8079724312585060
2025-10-01 2.8076782610665560
2026-01-01 2.8071968154225613
2026-04-01 2.8068845203896364

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