In May 2009, fuel in Bulgaria averaged <span class="el-fx" data-el-fx data-amount="0.914" data-currency="EUR" data-kind="price">€0.914</span> for petrol

Petrol, monthly average<span class="el-fx" data-el-fx data-amount="0.914" data-currency="EUR" data-kind="price">€0.914</span>/L
Diesel, monthly average<span class="el-fx" data-el-fx data-amount="0.813" data-currency="EUR" data-kind="price">€0.813</span>/L
Weekly bulletins held for May 20094

Monthly averages for Bulgaria across May 2009, from the stored EU Weekly Oil Bulletin monthly history (European Commission, CC BY 4.0).