In their daily nonoccupational travel, people in the United States journeyed about 4 trillion miles in 2001, or 14,500 miles per person per year1 . On average, people traveled 40 miles per day, 88 percent of it (35 miles) in a personal vehicle2 such as an automobile (figure 25). The total number of vehicle-miles for this passenger travel in 2001 was nearly 2.3 trillion.
Americans took 411 billion daily trips annually, or an average of 1,500 trips per person per year. On a daily basis, individuals averaged about four trips per day (figure 26) .
See box for 2001 National Household Travel Survey (NHTS)
1. U.S. Department of Transportation, Bureau of Transportation Statistics and Federal Highway Administration, 2001 National Household Travel Survey, Preliminary Data ReleaseVersion 1 (day trip data only), available at http://nhts.ornl.gov/, as of January 2003.
1 These data differ from those in section 2, Passenger-Miles of Travel. See box for a discussion on differences between these two datasets.
2 Personal vehicles are cars, vans, sport utility vehicles, pickup trucks, other trucks, recreational vehicles (not including watercraft), and motorcycles.