In May 2017, fuel in Netherlands averaged €1.546 for petrol

Petrol, monthly average€1.546/L
Diesel, monthly average€1.199/L
LPG, monthly average€0.588/L
Weekly bulletins held for May 20175

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