As of May 19, gas prices averaged $4.59 per gallon, the highest ever.

Some countries have much higher gas prices. According to GlobalPetrolPrices.com, the global average gallon price is $5.13. Country-by-country prices vary widely.

Residents of Hong Kong pay the highest international gas prices, with one gallon setting them back $10.97.

Norway has the second-highest gas prices at $9.64 per gallon, followed by Denmark where gas costs an average $9.32 per gallon.

At the other end of the spectrum, Venezuelans pay just $0.08 for a gallon of gas, the cheapest prices on the planet.

Libya and Iran also pay less than a dollar per gallon of gas, with petrol costing $0.12 and $0.20, respectively.

Patrick De Haan, head of petroleum analysis for Gas Buddy, says countries with good mass transit tax gasoline more than the U.S. In Europe, people have alternatives to driving a car. Take a train.”

Rob Smith, director of global retail fuel at S&P Global Commodity Insights, says consumers may adjust their budgets to accommodate higher gas prices.