In May 2006, fuel in Czechia averaged €1.093 for petrol

Petrol, monthly average€1.093/L
Diesel, monthly average€1.063/L
LPG, monthly average€0.539/L
Weekly bulletins held for May 20065

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