Producer Price Index by Commodity: Fuels and Related Products and Power: Asphalt and Other Petroleum and Coal Products, Not Elsewhere Classified (WPS058)

U.S. Bureau of Labor Statistics, Producer Price Index by Commodity: Fuels and Related Products and Power: Asphalt and Other Petroleum and Coal Products, Not Elsewhere Classified [WPS058], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WPS058, July 6, 2022.