Board of Governors of the Federal Reserve System (U.S.), 1935-. "Insurance and Pension Fund Reserves, Unadjusted Net Flows," in Board of Governors of the Federal Reserve System (U.S.), 1935-. "November 14, 1979," Z.1 Financial Accounts of the United States (1979-11-14) : 35-35. https://fraser.stlouisfed.org/title/93/item/69131/toc/480023 , accessed on December 8, 2023.