National Household Travel Survey

Federal Highway Administration2008PDFBriefUnited States. Federal Highway AdministrationUnited States. Federal Highway AdministrationUnited StatesStatisticsTravel surveysTravel behaviorData collectionData analysisOrigin and destinationSummer is traditionally the time for road trips. According to the 2001 National Household Travel Survey (NHTS), 2.5 billion vehicle miles of travel (VMT) are for trips over 50 miles from home, and 43 percent of these trips are for visiting friends and family, sightseeing or outdoor recreation, or simply rest and relaxation (including combined business and pleasure).125