Weighted average based on sampling of approximately 350 retail outlets, as reported for the week. See (http://www.eia.doe.gov/oil_gas/petroleum/data_publications/wrgp/mogas_home_page.html) for further definitions. PADD II (Petroleum Administration for Defense District) represents the Midwest District and includes the following states: Illinois, Indiana, Iowa, Kansas, Kentucky, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, Oklahoma, South Dakota, Tennessee, and Wisconsin.
Release: Gasoline and Diesel Fuel Update
US. Energy Information Administration, PADD II (Midwest District) Diesel Sales Price [GASDESMWM], retrieved from FRED, Federal Reserve Bank of St. Louis https://research.stlouisfed.org/fred2/series/GASDESMWM/, July 28, 2015.