Diesel returns on average to 2.1 euros per liter in self-service mode along the national road network, yesterday it was 2.097. The average price rises to its highest level since July 29, the day after the latest government-approved excise duty cut began, cutting the diesel rate by 17 cents from July 28 to August 6. For petrol, the average self-service price is stable at 1,999 euros per litre, again on the road network. These are the latest data from the Mimit Observatory on fuel prices. On the motorways, however, the average price is 2.084 euros for the green self (like yesterday) and 2.173 for the diesel (yesterday it was 2.174).