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

Title Brave-Butters-Kelley Cycle Component of GDP
Series ID BBKQCY
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 2026-01-01
Last Updated 2026-06-01 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 cycle component of GDP 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 (BBKMCY), 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:
ave, 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 2.2241954975280370000
1960-04-01 -2.8581209489936423000
1960-07-01 -3.0888156633899960000
1960-10-01 -4.4142239992296215000
1961-01-01 -3.1596810781001254000
1961-04-01 2.9264934907697280000
1961-07-01 3.5404952470307350000
1961-10-01 4.0360923220895470000
1962-01-01 2.3357454817164327000
1962-04-01 1.1768614058371250000
1962-07-01 0.3038299082774351700
1962-10-01 0.1010694999344636800
1963-01-01 1.0245978609418682000
1963-04-01 2.6892757070968294000
1963-07-01 1.1852158864470939000
1963-10-01 1.7194191783582575000
1964-01-01 2.0167263639844077000
1964-04-01 2.4575956992401733000
1964-07-01 1.8133095880287190000
1964-10-01 1.4796622655442215000
1965-01-01 3.8750494026861420000
1965-04-01 2.9589363301576594000
1965-07-01 2.8580561333303920000
1965-10-01 3.5805078221034860000
1966-01-01 4.1446573260862705000
1966-04-01 1.4460693997391678000
1966-07-01 0.7988463917063658000
1966-10-01 0.0659768653152312800
1967-01-01 -1.3183659913635910000
1967-04-01 -0.9658948261317379000
1967-07-01 0.4832178407385940300
1967-10-01 2.3838748859113448000
1968-01-01 1.9520695340487480000
1968-04-01 1.6810599432067033000
1968-07-01 0.7666427452233868000
1968-10-01 1.4688449861569925000
1969-01-01 1.0666759199995417000
1969-04-01 0.4853570589466703000
1969-07-01 -0.0023304011739413155
1969-10-01 -1.5102799615895097000
1970-01-01 -3.7715014479746250000
1970-04-01 -2.3551292616817645000
1970-07-01 -1.2859126470480888000
1970-10-01 -3.5080194315378557000
1971-01-01 2.0189178098596310000
1971-04-01 1.1455663338246613000
1971-07-01 0.1168032748732829400
1971-10-01 1.8596453609004095000
1972-01-01 3.9123695774259675000
1972-04-01 2.5484680130947046000
1972-07-01 1.8325141565400185000
1972-10-01 4.6366909360610810000
1973-01-01 4.1026577471987390000
1973-04-01 0.5264523983601577000
1973-07-01 -0.6363336768374539000
1973-10-01 0.5798632692510259000
1974-01-01 -2.0993950947379276000
1974-04-01 -1.7609629284978210000
1974-07-01 -2.5231460524914313000
1974-10-01 -6.7647956536496100000
1975-01-01 -9.7131204348928350000
1975-04-01 -2.7852838586652684000
1975-07-01 2.7002505807734267000
1975-10-01 1.9901575365407045000
1976-01-01 3.5902034810410552000
1976-04-01 1.4281354262592890000
1976-07-01 0.9421375978076854000
1976-10-01 1.2194708419797164000
1977-01-01 2.6251520190177073000
1977-04-01 3.5640871609938656000
1977-07-01 1.5809965804145045000
1977-10-01 0.9216179490997611000
1978-01-01 0.1771746621690164200
1978-04-01 5.4531297967295330000
1978-07-01 1.3711616745774586000
1978-10-01 1.7513153393169070000
1979-01-01 -0.4974592818022666000
1979-04-01 -0.7681165284758440000
1979-07-01 -1.1656609119271826000
1979-10-01 -1.5928864682427826000
1980-01-01 -2.3691576956025604000
1980-04-01 -9.1442047289218030000
1980-07-01 -2.8645090208676196000
1980-10-01 3.9213304736843110000
1981-01-01 -0.2834514497741248400
1981-04-01 -1.2376648228479010000
1981-07-01 -1.5384372984153734000
1981-10-01 -5.6640113626140540000
1982-01-01 -4.7505987881009060000
1982-04-01 -2.8330850986448284000
1982-07-01 -3.1729212232520160000
1982-10-01 -3.1614091107492017000
1983-01-01 1.7155407318568203000
1983-04-01 3.8466029283848280000
1983-07-01 4.6886686675766730000
1983-10-01 4.2785584837659890000
1984-01-01 4.1124763025645320000
1984-04-01 2.3603493327301046000
1984-07-01 0.6194164390371730000
1984-10-01 0.3555277189630060000
1985-01-01 0.1319181992748281700
1985-04-01 0.1188764445214751700
1985-07-01 -0.0547357397902125100
1985-10-01 0.4089452938940645300
1986-01-01 0.2477680159746693000
1986-04-01 -0.9060209589676258000
1986-07-01 0.0936404955905197000
1986-10-01 0.0500187366797745200
1987-01-01 0.5261362936801951000
1987-04-01 1.0743799431352430000
1987-07-01 1.6668679761160268000
1987-10-01 1.7531298819350791000
1988-01-01 0.6456812980807681000
1988-04-01 1.1394140773022958000
1988-07-01 0.2964216421223401000
1988-10-01 1.0823689914027717000
1989-01-01 0.3863299476587192000
1989-04-01 -0.7419159248644515000
1989-07-01 -1.4816269965771474000
1989-10-01 -0.8099619026363297000
1990-01-01 0.2765490553386905600
1990-04-01 -1.3722203870618626000
1990-07-01 -2.1265883544115347000
1990-10-01 -4.5346525145431690000
1991-01-01 -4.9902991883993320000
1991-04-01 -1.0456288092143748000
1991-07-01 0.2542181069733890000
1991-10-01 -1.1747556052436268000
1992-01-01 -0.7104066614602048000
1992-04-01 1.3458795642063337000
1992-07-01 0.1251280808470411300
1992-10-01 0.3420838807521792000
1993-01-01 0.2945470778010276000
1993-04-01 -0.2300853145107617800
1993-07-01 -0.1060562886024884900
1993-10-01 1.6278018075227920000
1994-01-01 1.2183225481641380000
1994-04-01 1.9417129294476345000
1994-07-01 1.1852981077950113000
1994-10-01 1.7507863788090923000
1995-01-01 0.3666865154750501600
1995-04-01 -0.9708304169621813000
1995-07-01 0.2480961820489607800
1995-10-01 0.4413029780453624500
1996-01-01 -0.2403110444420907500
1996-04-01 1.7679467612576738000
1996-07-01 0.9360038157184043000
1996-10-01 0.8736898097493578000
1997-01-01 1.3202222848307237000
1997-04-01 1.6874683139385365000
1997-07-01 2.1971693126049740000
1997-10-01 1.7758001577562337000
1998-01-01 1.0640398895783119000
1998-04-01 0.6061824932434652000
1998-07-01 0.5533087399699987000
1998-10-01 1.2026927986204860000
1999-01-01 0.6552655280639530000
1999-04-01 0.7869737068225170000
1999-07-01 1.0754807513370037000
1999-10-01 1.7969090091310727000
2000-01-01 1.0264720328013990000
2000-04-01 0.9903013792546572000
2000-07-01 -0.4118938783112637300
2000-10-01 -1.0901148595556889000
2001-01-01 -2.6065526920691130000
2001-04-01 -3.3681119539306152000
2001-07-01 -3.4369575499871480000
2001-10-01 -3.2986569987201655000
2002-01-01 -0.9679686764464006000
2002-04-01 0.3765988738341000000
2002-07-01 -1.0254393781130926000
2002-10-01 -1.5206486924128646000
2003-01-01 -0.7654448227271431000
2003-04-01 -0.9746788751969717000
2003-07-01 1.0600004723848695000
2003-10-01 1.6168263813436512000
2004-01-01 1.1196120051712520000
2004-04-01 1.3114784707290745000
2004-07-01 1.1180538913660878000
2004-10-01 1.5374446380018947000
2005-01-01 1.4689371383184344000
2005-04-01 0.6528574993511432000
2005-07-01 0.1284542074593769700
2005-10-01 1.4381441717250862000
2006-01-01 1.3630178689057884000
2006-04-01 0.1321328288454157700
2006-07-01 -0.4965943688782739000
2006-10-01 -0.4002670880993922000
2007-01-01 0.1378388436573839000
2007-04-01 -0.0118602687554281160
2007-07-01 -0.8475854579532316000
2007-10-01 -1.0225649162372947000
2008-01-01 -2.6161156909865344000
2008-04-01 -3.1036732049407196000
2008-07-01 -4.7269854341905300000
2008-10-01 -9.0150499503967700000
2009-01-01 -10.2105251859096740000
2009-04-01 -6.0552334303377435000
2009-07-01 -1.0985601746645488000
2009-10-01 -0.3120690016639876600
2010-01-01 -0.0594206855753661700
2010-04-01 1.2014752579990473000
2010-07-01 -0.1333677899089508200
2010-10-01 -0.3161208436983042000
2011-01-01 0.2447949044093487000
2011-04-01 -0.3942361866505031000
2011-07-01 -0.4675432622542124000
2011-10-01 -0.1933982102487295500
2012-01-01 0.9762577967814215000
2012-04-01 -0.0650485298650641500
2012-07-01 -1.3365125150255375000
2012-10-01 -0.6920570807756348000
2013-01-01 0.1486717322496456400
2013-04-01 -0.3342461650351676000
2013-07-01 0.0435022482199771550
2013-10-01 0.2909197435700437400
2014-01-01 -0.4463685998895293700
2014-04-01 1.1524329327791591000
2014-07-01 1.0914766245853933000
2014-10-01 0.7372242809970071000
2015-01-01 -0.2265658193336222000
2015-04-01 -0.3360913538470224000
2015-07-01 -0.1937951310499815800
2015-10-01 -1.2695947422879876000
2016-01-01 -1.1419400806008202000
2016-04-01 -0.7409437309739246000
2016-07-01 -0.5245940020184119000
2016-10-01 -0.3949385145247056300
2017-01-01 0.5124917423953446000
2017-04-01 0.7386466383040269000
2017-07-01 0.2447574487441979100
2017-10-01 1.6512692637737953000
2018-01-01 1.0602532083759089000
2018-04-01 1.0508334474067946000
2018-07-01 0.6325175183818269000
2018-10-01 0.0865402203626784400
2019-01-01 -0.6143223880233045000
2019-04-01 -0.1346436152272353400
2019-07-01 -0.3305412688822327000
2019-10-01 -1.7116076856056746000
2020-01-01 -4.8191853908457460000
2020-04-01 -18.0321239709325450000
2020-07-01 8.4105485198368320000
2020-10-01 4.1825118480866460000
2021-01-01 2.2785369275593204000
2021-04-01 3.3853140965366313000
2021-07-01 1.9464272104074896000
2021-10-01 2.1432252433555954000
2022-01-01 0.5137290204487319000
2022-04-01 -0.4812926963373181000
2022-07-01 -1.2552327300586192000
2022-10-01 -1.6146990474716163000
2023-01-01 -1.1909682941703232000
2023-04-01 -1.1158257525243700000
2023-07-01 -0.3552830900963306300
2023-10-01 -0.8683192096655092000
2024-01-01 -1.4024036589492141000
2024-04-01 -0.7602252550915722000
2024-07-01 -1.0901688627264898000
2024-10-01 -1.0831426306255670000
2025-01-01 -0.3010141488783272000
2025-04-01 -1.4700701483437257000
2025-07-01 -0.9309224792030720000
2025-10-01 -1.8614152517998295000
2026-01-01 -0.5333167246719230000

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