In September 2008, fuel in Luxembourg averaged €1.212 for petrol

Petrol, monthly average€1.212/L
Diesel, monthly average€1.139/L
LPG, monthly average€0.555/L
Weekly bulletins held for September 20085

Monthly averages for Luxembourg across September 2008, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).