Producer Price Index by Commodity: Processed Foods and Feeds: Wheat Flour (WPU021203)

U.S. Bureau of Labor Statistics, Producer Price Index by Commodity: Processed Foods and Feeds: Wheat Flour [WPU021203], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/WPU021203, February 4, 2023.