World Petrol Price Index (WPI) Comparing the cost of petrol in major economies each month Petrol Price Index: February 2020 The World Economics Gasoline Price Index (GPI) is based on average end-user prices for RON-95 Gasoline/Petrol in local currencies indexed to Jan 2011 = 100. Also See World Price Index - Latest World Price Index - White Paper Food Price Index Durable Goods Price Index Cost of Fun Price Index Hospitality Price Index Petrol Price Index About The World Price Indexes Full WPI Database Access Your contact details: First name: Last name: Company name: Telephone: Business email: World Economics will contact you by phone or email regarding our WPI's. By registering, you agree to our terms of use and privacy policy.