Producer Price Index by Commodity: Intermediate Demand by Production Flow: Total Goods Less Foods and Energy Inputs to Stage 4 Intermediate Demand (WPSID59416)

U.S. Bureau of Labor Statistics, Producer Price Index by Commodity: Intermediate Demand by Production Flow: Total Goods Less Foods and Energy Inputs to Stage 4 Intermediate Demand [WPSID59416], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WPSID59416, .