Board of Governors of the Federal Reserve System (U.S.), 1935-. "U.S. Foreign Trade," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "1990-1995," Annual Statistical Digest (November 1996) : 229-230. https://fraser.stlouisfed.org/title/7/item/23501/toc/204623 , accessed on April 16, 2024.