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-. "March 14, 1997," G.17 Industrial Production and Capacity Utilization (1997-03-14) : 8-8. https://fraser.stlouisfed.org/title/77/item/63664/toc/455848 , accessed on March 29, 2024.