Producer Price Index by Industry: Copper Rolling, Drawing, Extruding, and Alloying: Copper Wire and Cable (Except Mechanical) Drawing (DISCONTINUED) (PCU3314203314202)

U.S. Bureau of Labor Statistics, Producer Price Index by Industry: Copper Rolling, Drawing, Extruding, and Alloying: Copper Wire and Cable (Except Mechanical) Drawing (DISCONTINUED) [PCU3314203314202], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PCU3314203314202, August 19, 2022.