(+) numbers mean purchases of USD, (-) numbers mean sales of USD. Unpublished data.
Release: U.S. Foreign Exchange Intervention
Board of Governors of the Federal Reserve System (US), U.S. Intervention: With-Customer Transactions in Other Currencies (Millions of USD) [USINTDCSOTH], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/USINTDCSOTH, February 8, 2016.