Board of Governors of the Federal Reserve System (U.S.), 1935-. "Capacity Utilization: Manufacturing, Mining, and Utilities," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "December 15, 1997," G.17 Industrial Production and Capacity Utilization (1997-12-15) : 8-8. https://fraser.stlouisfed.org/title/77/item/63674/toc/455968 , accessed on March 28, 2024.