In March 2014, fuel in Belgium averaged €1.482 for petrol

Petrol, monthly average€1.482/L
Diesel, monthly average€1.308/L
LPG, monthly average€0.611/L
Weekly bulletins held for March 20145

Monthly averages for Belgium across March 2014, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).