Source: U.S. Office of Management and Budget  

Source: Federal Reserve Bank of St. Louis  

Release: Debt to Gross Domestic Product Ratios

Units:  Percent of GDP, Not Seasonally Adjusted

Frequency:  Annual

Gross Federal Debt as Percent of Gross Domestic Product (GFDGDPA188S) was first constructed by the Federal Reserve Bank of St. Louis in January 2013. It is calculated using Gross Federal Debt (FYGFD) and Gross Domestic Product (GDPA):
GFDGDPA188S = (FYGFD/GDPA)*100