AAFES Announces Fuel Prices for Oct. 13 - 19 Published Oct. 11, 2007 Mainz Kastel, Germany -- The Army and Air Force Exchange Service is adjusting gasoline prices effective Oct. 13 based on the current weekly U.S. Department of Energy average price plus incremental costs associated with providing gasoline overseas. The DoE average price for unleaded grades of fuel and disel decreased. As a result gas prices for Germany will be as follows: Regular -- $2.937 Mid Grade -- $3.054 Premium -- $3.164 Diesel -- $3.202