In August 2006, fuel in Netherlands averaged €1.431 for petrol

Petrol, monthly average€1.431/L
Diesel, monthly average€1.123/L
LPG, monthly average€0.579/L
Weekly bulletins held for August 20064

Monthly averages for Netherlands across August 2006, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).