Sources: 2019 Financial Report (bar chart). GAO analysis of data from the Department of the Treasury, Schedules of Federal Debt and Treasury Bulletin, and the Federal Reserve, Financial Accounts of the United States (pie charts). GAO analysis of data from the Department of the Treasury, the Federal Reserve Bank of New York, and the Board of Governors of the Federal Reserve System, Foreign Portfolio Holdings of U.S. Securities as of June 29, 2018 (map).

Notes: Percentages in the lower pie do not sum to 100 percent due to rounding. Countries highlighted on the map hold at least $1 billion in Treasury securities and together represent more than 99 percent of all foreign holdings. China refers to mainland China; Hong Kong and Macau are reported separately. Data on Treasury securities held by Serbia and Montenegro are reported together, totaling about $1.7 billion as of June 29, 2018 (map). The map does not include data for Treasury securities held by international and regional organizations, unknown countries, and countries for which Treasury did not report data.
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