U.S. International Trade in Goods and Services: Annual Revision : Tables, BEA 20-26, CB 20-82
United States. Department of Commerce. "U.S. International Trade in Goods and Services: Annual Revision : Tables, BEA 20-26, CB 20-82," United States Department of Commerce News (June 4, 2020). https://fraser.stlouisfed.org/title/6148/item/602901/content/xlsx/bea_newsreleases_20200604_b_tables-only, accessed on June 2, 2026.