In August 2017, fuel in Netherlands averaged €1.538 for petrol

Petrol, monthly average€1.538/L
Diesel, monthly average€1.195/L
LPG, monthly average€0.597/L
Weekly bulletins held for August 20174

Monthly averages for Netherlands across August 2017, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).