In April 2017, fuel in Slovakia averaged €1.331 for petrol

Petrol, monthly average€1.331/L
Diesel, monthly average€1.169/L
LPG, monthly average€0.577/L
Weekly bulletins held for April 20173

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