{"id":"federal_debt","name":"Total U.S. public debt outstanding at end of fiscal year","unit":"U.S. dollars (nominal); keys are FISCAL years, value as of the fiscal-year-end record date","frequency":"annual","publisher":"U.S. Department of the Treasury, Bureau of the Fiscal Service (Historical Debt Outstanding)","url":"https://fiscaldata.treasury.gov/datasets/historical-debt-outstanding/","license":"Public domain (U.S. government work)","annual_method":"as published: one value per fiscal year (record_fiscal_year) at the dataset's record_date. Fiscal-year end changed over time (e.g. Jan 1 in early years, June 30 until 1976, Sept 30 from 1977); the exact date for each year is in fiscal_year_end_dates.","notes":"Fiscal years, not calendar years.","cross_check":{"against":"Treasury Fiscal Data 'Debt to the Penny' (tot_pub_debt_out_amt) on each fiscal-year-end date, 1993+","url":"https://api.fiscaldata.treasury.gov/services/api/fiscal_service/v2/accounting/od/debt_to_penny","points_compared":34,"max_abs_diff":18.0,"tolerance":1000.0,"passed":true,"note":"tolerance in U.S. dollars ($1,000, i.e. < 1 part per billion of any value compared); covers FY1993+ (Debt to the Penny starts in 1993). FY1975-1992 are verified against FRED GFDEBTN instead (see additional_checks). Only verified fiscal years are published."},"additional_checks":[{"what":"Debt to the Penny comparison detail","fy_end_on_non_business_day_compared_to_prior_business_day":{"2000":"2000-09-29","2001":"2001-09-28","2006":"2006-09-29","2007":"2007-09-28","2012":"2012-09-28","2017":"2017-09-29","2018":"2018-09-28","2023":"2023-09-29"},"fiscal_years_without_penny_row":[],"nonzero_differences_usd":{"1999":-18.0}},{"what":"FRED GFDEBTN (Total Public Debt, quarterly, millions of dollars) for the calendar quarter ending on the FY-end date; used to verify fiscal years before Debt to the Penny begins (tolerance 0.01% = rounding to $ millions plus minor revisions)","url":"https://fred.stlouisfed.org/series/GFDEBTN","points_compared":60,"max_abs_diff_pct":1.191,"worst_point":"1966","years_verified_only_by_this_check":"1975-1992","years_beyond_tolerance_pct":{"1966":1.191,"1967":1.0201,"1968":0.6357,"1969":0.2333,"1970":0.2223,"1971":0.2072,"1972":0.1932,"1973":0.18,"1974":0.1736}}],"annual":{"1975":533189000000.0,"1976":620433000000.0,"1977":698840000000.0,"1978":771544000000.0,"1979":826519000000.0,"1980":907701000000.0,"1981":997855000000.0,"1982":1142034000000.0,"1983":1377210000000.0,"1984":1572266000000.0,"1985":1823103000000.0,"1986":2125302616658.42,"1987":2350276890953.0,"1988":2602337712041.16,"1989":2857430960187.32,"1990":3233313451777.25,"1991":3665303351697.03,"1992":4064620655521.66,"1993":4411488883139.38,"1994":4692749910013.32,"1995":4973982900709.39,"1996":5224810939135.73,"1997":5413146011397.34,"1998":5526193008897.62,"1999":5656270901615.43,"2000":5674178209886.86,"2001":5807463412200.06,"2002":6228235965597.16,"2003":6783231062743.62,"2004":7379052696330.32,"2005":7932709661723.5,"2006":8506973899215.23,"2007":9007653372262.48,"2008":10024724896912.49,"2009":11909829003511.75,"2010":13561623030891.79,"2011":14790340328557.15,"2012":16066241407385.89,"2013":16738183526697.32,"2014":17824071380733.82,"2015":18150617666484.33,"2016":19573444713936.79,"2017":20244900016053.51,"2018":21516058183180.23,"2019":22719401753433.78,"2020":26945391194615.15,"2021":28428918570048.68,"2022":30928911613306.73,"2023":33167334044723.16,"2024":35464673929171.69,"2025":37637553494935.61,"2026":40171825101340.31},"fiscal_year_end_dates":{"1975":"1975-06-30","1976":"1976-06-30","1977":"1977-09-30","1978":"1978-09-30","1979":"1979-09-30","1980":"1980-09-30","1981":"1981-09-30","1982":"1982-09-30","1983":"1983-09-30","1984":"1984-09-30","1985":"1985-09-30","1986":"1986-09-30","1987":"1987-09-30","1988":"1988-09-30","1989":"1989-09-29","1990":"1990-09-28","1991":"1991-09-30","1992":"1992-09-30","1993":"1993-09-30","1994":"1994-09-30","1995":"1995-09-29","1996":"1996-09-30","1997":"1997-09-30","1998":"1998-09-30","1999":"1999-09-30","2000":"2000-09-30","2001":"2001-09-30","2002":"2002-09-30","2003":"2003-09-30","2004":"2004-09-30","2005":"2005-09-30","2006":"2006-09-30","2007":"2007-09-30","2008":"2008-09-30","2009":"2009-09-30","2010":"2010-09-30","2011":"2011-09-30","2012":"2012-09-30","2013":"2013-09-30","2014":"2014-09-30","2015":"2015-09-30","2016":"2016-09-30","2017":"2017-09-30","2018":"2018-09-30","2019":"2019-09-30","2020":"2020-09-30","2021":"2021-09-30","2022":"2022-09-30","2023":"2023-09-30","2024":"2024-09-30","2025":"2025-09-30","2026":"2026-09-30"}}