Producer Price Index by Commodity: Intermediate Demand by Production Flow: Inputs to Stage 2 Goods Producers, Transportation and Warehousing of Goods (WPUID521222)

U.S. Bureau of Labor Statistics, Producer Price Index by Commodity: Intermediate Demand by Production Flow: Inputs to Stage 2 Goods Producers, Transportation and Warehousing of Goods [WPUID521222], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WPUID521222, .