Passenger-Miles Traveled: 2008 and 2017

millions
Mode 2008 2017
Air
U.S. air carrier, domestic
583,292
693,818
Highway
Light-duty vehicleª
4,248,783
4,816,223
Motorcycle
26,430
23,382
Truck
310,680
297,593
Bus
314,278
365,220
Passenger rail
Amtrakb
6,179
6,527
Commuter rail
11,032
12,251
Heavy rail
16,850
17,591
Light railc
2,081
2,776

Notes:

aIncludes passenger cars, light trucks, vans, and sport utility vehicles. bMeasured in revenue passenger-miles. cLight rail was revised beginning in 2011 and includes light rail, street car rail, and hybrid rail.

Sources:

As cited in U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics, table 1-40, available at https://www.bts.gov/.

Last Updated: April 2019