Figure 4-14
Long-Distance Trips by Selected Mode and Age: 2001

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SOURCES: Long-distance trips—U.S. Department of Transportation (USDOT), Research and Innovative Technology Administration, Bureau of Transportation Statistics and USDOT, Federal Highway Administration, 2001 National Household Travel Survey, CD-ROM, February 2005. Population—U.S. Department of Commerce, U.S. Census Bureau, National Estimates by Demographic Characteristics: Single Year of Age, Sex, Race, and Hispanic Origin, available at http://www.census.gov/, as of March 2005.