In May 2010, fuel in Luxembourg averaged €1.143 for petrol

Petrol, monthly average€1.143/L
Diesel, monthly average€0.975/L
LPG, monthly average€0.518/L
Weekly bulletins held for May 20105

Monthly averages for Luxembourg across May 2010, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).