Producer Price Index by Industry: Iron and Steel Pipe and Tube Manufacturing from Purchased Steel: Iron and Steel Pipes and Tubes, from Purchased Iron and Steel (PCU3312103312100)

U.S. Bureau of Labor Statistics, Producer Price Index by Industry: Iron and Steel Pipe and Tube Manufacturing from Purchased Steel: Iron and Steel Pipes and Tubes, from Purchased Iron and Steel [PCU3312103312100], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PCU3312103312100, .