Producer Price Index by Industry: Petroleum Lubricating Oil and Grease Manufacturing: Lubricating Greases, Made from Refined Petroleum (PCU324191324191012)

U.S. Bureau of Labor Statistics, Producer Price Index by Industry: Petroleum Lubricating Oil and Grease Manufacturing: Lubricating Greases, Made from Refined Petroleum [PCU324191324191012], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PCU324191324191012, December 5, 2022.