The Sydney Morning Herald | biggest weekly jump in petrol prices in two years The Sydney Morning Herald The average price of unleaded petrol across Australia jumped by 6 cents to 134.3 cents a litre in the past week, representing the single biggest increase in two years, new figures show. Petrol prices shot up by 9.1 cents in NSW, 4.7 cents in Victoria ... Australian petrol prices rose by the most in 2 years last week Petrol price surges to 18-month high |