Source: U.S. Bureau of Economic Analysis  

Release: U.S. International Transactions  

Units:  Billions of Dollars, Not Seasonally Adjusted

Frequency:  Quarterly

This series has been discontinued as a result of the comprehensive restructuring of the international economic accounts (https://apps.bea.gov/scb/pdf/2014/07%20July/0714_annual_international_transactions_accounts.pdf). For a crosswalk of the old and new series in FRED see: http://research.stlouisfed.org/CompRevisionReleaseID49.xlsx.