Consumer Price Index for All Urban Consumers: Gasoline, Unleaded Regular in Chicago-Naperville-Elgin, IL-IN-WI (CBSA) (CUURA207SS47014)

U.S. Bureau of Labor Statistics, Consumer Price Index for All Urban Consumers: Gasoline, Unleaded Regular in Chicago-Naperville-Elgin, IL-IN-WI (CBSA) [CUURA207SS47014], retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/CUURA207SS47014, August 15, 2022.