Table Data - Brave-Butters-Kelley Cycle: Leading Subcomponent of GDP

Title Brave-Butters-Kelley Cycle: Leading Subcomponent of GDP
Series ID BBKQCLE
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 2025-07-01
Last Updated 2026-02-11 10:04 AM CST
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 leading subcomponent of the cycle is expressed in annualized real GDP growth equivalent units. The cycle component is the sum of the leading and lagging subcomponents.

This quarterly series is aggregated from the monthly version of the series (BBKMCLE), 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 0.7264121926711980000
1960-04-01 1.4786160468327996000
1960-07-01 1.0309638674321202000
1960-10-01 0.6492359109077597000
1961-01-01 0.5272326924029664000
1961-04-01 -0.0956263225662964500
1961-07-01 -0.5376495464050410000
1961-10-01 -0.0679920813905017500
1962-01-01 0.2742311732835198000
1962-04-01 0.5407965594523704000
1962-07-01 0.4181514877186905000
1962-10-01 0.1987898540533116000
1963-01-01 0.0044719530786345170
1963-04-01 0.1390285608606283400
1963-07-01 0.4098914928853749600
1963-10-01 0.4098683887078838000
1964-01-01 0.5623211906564111000
1964-04-01 0.5889332709795579000
1964-07-01 0.3337524906495124600
1964-10-01 -0.0248018898295731330
1965-01-01 0.2301286509371667000
1965-04-01 0.7750356556436786000
1965-07-01 1.2690563235041892000
1965-10-01 1.2468709821296393000
1966-01-01 0.2707999388516279500
1966-04-01 -0.0459178171454185500
1966-07-01 0.1875408840022323000
1966-10-01 0.8601463125483085000
1967-01-01 1.5824371890746345000
1967-04-01 1.4443965598913264000
1967-07-01 0.9011009620753944000
1967-10-01 0.5051900370926714000
1968-01-01 0.9436484608620685000
1968-04-01 1.1237231650677530000
1968-07-01 0.7728808478036386000
1968-10-01 0.2660359764165938000
1969-01-01 0.2457176373398560200
1969-04-01 -0.0459577002408738500
1969-07-01 -0.1599148230835982500
1969-10-01 0.0223028964014349330
1970-01-01 0.3337272712000032300
1970-04-01 0.6196234102983873000
1970-07-01 0.9329993217179104000
1970-10-01 0.8296289557887159000
1971-01-01 0.7336122936021128000
1971-04-01 0.4919318490801956600
1971-07-01 0.1161297774746556800
1971-10-01 0.0199774631955994820
1972-01-01 0.5024282380109808000
1972-04-01 0.4824738953672315000
1972-07-01 0.1803006363540627000
1972-10-01 -0.1712200893195042800
1973-01-01 -0.6681579443261967000
1973-04-01 -1.2087301786372024000
1973-07-01 -1.6527242145563672000
1973-10-01 -2.0786982280986046000
1974-01-01 -1.8775984586712038000
1974-04-01 -0.9766445774084933000
1974-07-01 -0.4786174479515794000
1974-10-01 0.4823688287294245000
1975-01-01 1.6652390034017606000
1975-04-01 1.3008973761913840000
1975-07-01 0.1979117920640010900
1975-10-01 -0.1103654821271597700
1976-01-01 0.0141481365957726430
1976-04-01 -0.0645844115248970900
1976-07-01 -0.0673034875127600800
1976-10-01 -0.0046558942081241230
1977-01-01 -0.3002552319046540000
1977-04-01 -0.0863788756873140200
1977-07-01 0.2094387707352547700
1977-10-01 0.0993421732942409400
1978-01-01 0.2775051294679280000
1978-04-01 0.5678203304478450000
1978-07-01 -0.1090442366963332700
1978-10-01 -0.6605989579369396000
1979-01-01 -1.2363141183507473000
1979-04-01 -1.4668413558358780000
1979-07-01 -1.0710423664595750000
1979-10-01 -1.2562689287669584000
1980-01-01 -1.5044915438397626000
1980-04-01 -0.7195599878385003000
1980-07-01 0.1756026032242621000
1980-10-01 -0.4476867236787540600
1981-01-01 -0.3937530429180083300
1981-04-01 -0.5540487624011574000
1981-07-01 -0.4189135778399578600
1981-10-01 0.1773337984765396800
1982-01-01 0.5229785527278601000
1982-04-01 0.4190290176422966000
1982-07-01 0.7327236709906612000
1982-10-01 1.2471037409930001000
1983-01-01 0.6474564699848163000
1983-04-01 0.1388237845132973500
1983-07-01 -0.1594809547264321400
1983-10-01 -0.2098555347247172700
1984-01-01 0.0579528188162176940
1984-04-01 0.4825335967244402000
1984-07-01 0.4577659228264993000
1984-10-01 0.5693900426891818000
1985-01-01 0.6779071181611528000
1985-04-01 0.6967642292235097000
1985-07-01 0.7997899413145925000
1985-10-01 0.3798358616067119600
1986-01-01 0.4000595788123856000
1986-04-01 0.3340011135389709000
1986-07-01 -0.1829978678567159600
1986-10-01 -0.4786859020151893000
1987-01-01 -0.8712759475034276000
1987-04-01 -0.8823412201262390000
1987-07-01 -0.8209504812777730000
1987-10-01 -0.6973595438641710000
1988-01-01 -0.4143564186768583500
1988-04-01 -0.3578314101672633300
1988-07-01 -0.3361760834774785700
1988-10-01 -0.1850937304276630600
1989-01-01 -0.2406029437150799000
1989-04-01 -0.1268773936631961100
1989-07-01 0.3582025642177217000
1989-10-01 -0.0289856042669486600
1990-01-01 -0.6164218085828643000
1990-04-01 -1.0117434140105965000
1990-07-01 -1.4213131931071759000
1990-10-01 -1.2832674849715353000
1991-01-01 -0.2888712827460990000
1991-04-01 -0.1419087618903863700
1991-07-01 -0.8172123509826205000
1991-10-01 -0.6891112290387903000
1992-01-01 -0.1790332572451625000
1992-04-01 -0.3607663369083149400
1992-07-01 -0.4154299552515465000
1992-10-01 -0.3914883525007871000
1993-01-01 -0.7397851220213888000
1993-04-01 -0.4465299970075732300
1993-07-01 0.0265752284978810970
1993-10-01 0.0352039839447287700
1994-01-01 -0.3503622135840367400
1994-04-01 -0.8555511770391445000
1994-07-01 -1.0712104409190370000
1994-10-01 -1.0242325997404150000
1995-01-01 -0.9420063729107552000
1995-04-01 -0.3264335271901680500
1995-07-01 0.1305165115708245800
1995-10-01 0.0813565143893182800
1996-01-01 0.1629913436756762800
1996-04-01 0.1049651698175682600
1996-07-01 -0.1219298098836542000
1996-10-01 -0.2428776177871764800
1997-01-01 -0.1244471934197649700
1997-04-01 0.2349337772160673700
1997-07-01 0.4416249997790070000
1997-10-01 0.4202278330634949000
1998-01-01 0.7503916191686889000
1998-04-01 1.0372276967445366000
1998-07-01 0.9439040744536568000
1998-10-01 0.8078235473566309000
1999-01-01 0.4348965550475045000
1999-04-01 0.1087403904061667300
1999-07-01 0.0395009247269973900
1999-10-01 -0.0011993341597020602
2000-01-01 -0.0192344870818218080
2000-04-01 -0.0593857846046656800
2000-07-01 0.0939396111610876200
2000-10-01 0.2870816140350657000
2001-01-01 0.4543791424651450000
2001-04-01 0.9001054315251059000
2001-07-01 0.9100749738328282000
2001-10-01 1.0922363736832760000
2002-01-01 0.8813456778580444000
2002-04-01 -0.0506295334899462000
2002-07-01 -0.1212475983302472700
2002-10-01 0.0674581707382326100
2003-01-01 0.0493623722754609000
2003-04-01 0.5760660757247633000
2003-07-01 0.5066924928466716000
2003-10-01 -0.1873999662503876000
2004-01-01 -0.8096215974870521000
2004-04-01 -0.9931278137867929000
2004-07-01 -0.8736489400743008000
2004-10-01 -0.7559996821217064000
2005-01-01 -0.7592611313130301000
2005-04-01 -0.6173977223686707000
2005-07-01 -0.7455290756869095000
2005-10-01 -0.8595069647330013000
2006-01-01 -0.4555967223372296400
2006-04-01 -0.8606639820459633000
2006-07-01 -0.7328822852300763000
2006-10-01 0.0675498109564494500
2007-01-01 -0.2813113851615566000
2007-04-01 -0.8109669980977117000
2007-07-01 -0.8446269294184992000
2007-10-01 -0.8015407725711597000
2008-01-01 -0.3547855811488190300
2008-04-01 0.0229717192638745140
2008-07-01 0.3318691567045373000
2008-10-01 1.4641175293654538000
2009-01-01 1.6333309238197482000
2009-04-01 1.0339442779365482000
2009-07-01 0.1118431099678900400
2009-10-01 -0.5244354716474819000
2010-01-01 -0.6291370585269470000
2010-04-01 -0.5362819610810784000
2010-07-01 -0.6989728451828705000
2010-10-01 -0.9682536982637051000
2011-01-01 -1.5324703918804323000
2011-04-01 -1.2429561573364698000
2011-07-01 -0.7402787319078578000
2011-10-01 -0.2893361249818942000
2012-01-01 -0.0725503931506243400
2012-04-01 -0.1153101077076425800
2012-07-01 -0.0426688393158399900
2012-10-01 -0.0503712301883652800
2013-01-01 -0.1015173300627969500
2013-04-01 0.0740950157361545000
2013-07-01 -0.0302639456963183960
2013-10-01 -0.3133725416967351000
2014-01-01 -0.4635520089744370000
2014-04-01 -0.0969754103609218500
2014-07-01 0.2930771110810285000
2014-10-01 0.5374543193511958000
2015-01-01 0.5349076056192985000
2015-04-01 0.3725751194880116400
2015-07-01 0.4199598775680044600
2015-10-01 0.5343332783210346000
2016-01-01 0.5410598734088243000
2016-04-01 0.3850097543795644000
2016-07-01 0.3404565490848463500
2016-10-01 0.0530524967485798400
2017-01-01 -0.1977335888768805800
2017-04-01 -0.2773585784457910400
2017-07-01 -0.5351729227066928000
2017-10-01 -0.7641731438150840000
2018-01-01 -1.0415703139400270000
2018-04-01 -1.0445715258270534000
2018-07-01 -0.8783449691698970000
2018-10-01 -0.4281685375622408000
2019-01-01 0.3800007243875163000
2019-04-01 0.9120616782944173000
2019-07-01 0.9186485598983545000
2019-10-01 0.0794347075655074100
2020-01-01 -2.1087974971177800000
2020-04-01 -2.8661296893287040000
2020-07-01 1.5410622999811083000
2020-10-01 1.2390984263785387000
2021-01-01 0.1604266857405973500
2021-04-01 -0.2532985556175997000
2021-07-01 -0.6987359212598585000
2021-10-01 -0.9874684964321332000
2022-01-01 -1.4966115133358922000
2022-04-01 -1.3768411609088950000
2022-07-01 -0.6045828092623562000
2022-10-01 0.2614064781678993000
2023-01-01 1.1000241041858765000
2023-04-01 1.3686484177478724000
2023-07-01 1.1031482824360421000
2023-10-01 1.0217707889220977000
2024-01-01 1.1428490399353546000
2024-04-01 1.0346386634444869000
2024-07-01 1.0195619895565757000
2024-10-01 0.5693599506959357000
2025-01-01 -0.0102130060198918870
2025-04-01 0.3660050265474030000
2025-07-01 0.7539660669836401000

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