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The chart illustrates the forecasts of annual growth rates for passenger and cargo air traffic from 2015 to 2034, broken down by region. The number of revenue passenger-kilometers is expected to grow by *** percent worldwide.

Due to more affordable fares and lower oil prices, passenger and cargo air traffic is expected to grow significantly until 2034. In the Middle East region in particular, passenger and cargo air traffic is expected to experience the highest growth rates. Between 2015 and 2034, the air transport industry is expected to benefit from an increase in revenue passenger-kilometers of its carriers by about *** percent and in revenue ton-kilometers by about *** percent. Commercial airlines are expected to greatly benefit from the growing demand for passenger air transport worldwide. In 2010, the growth in global demand for passenger air transport was ** percent. That same year, commercial airlines worldwide generated combined revenues of more than *** billion U.S. dollars. The United States is home to the busiest airport in the world: Hartsfield-Jackson Atlanta International (IATA: ATL) welcomed some ** million passengers in 2013. Surprisingly, the United States received only a *** rating in the 2013/2014 ranking of air traffic infrastructure quality published by the World Economic Forum. Meanwhile, Singapore received a rating of *** for the quality of air traffic infrastructure on a scale of * to *, with * being the highest possible score.