In June 2014, fuel in Belgium averaged €1.643 for petrol

Petrol, monthly average€1.643/L
Diesel, monthly average€1.430/L
LPG, monthly average€0.616/L
Weekly bulletins held for June 20145

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