Line graph with red line showing the number of airline passengers from 1990 through 2011
Airline passenger traffic grew by 61% from 1990 to 2011
Annual passengers peaked at 841 million in 2007
Passenger declined following the recession that began in December 2007. Airlines also reduced flights and capacity as their costs increased when fuel prices rose in 2008.
There has not been a complete recovery in the level of passenger travel.