Name: Consumer Price Index for All Urban Consumers: Gasoline (All Types) in Chicago-Naperville-Elgin, IL-IN-WI (CBSA) data
Creator: FRED
License: https://macrobymark.com/about/terms-of-use#data-providers

Consumer Price Index for All Urban Consumers: Gasoline (All Types) in Chicago-Naperville-Elgin, IL-IN-WI (CBSA) data | Macro by Mark