In March 2019, fuel in Slovakia averaged €1.301 for petrol

Petrol, monthly average€1.301/L
Diesel, monthly average€1.240/L
LPG, monthly average€0.570/L
Weekly bulletins held for March 20194

Monthly averages for Slovakia across March 2019, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).