1977 to 1995
|Resident population (thousands)||219,760||262,761||20|
|Annual local person trips (travel day) (millions) 1||211,778||378,930||79|
|Annual long-distance person trips (millions)||521||1,001||92|
|Local person trips per capita, one way (per day) 1||2.4||4.3||47|
|Long-distance trips per capita, roundtrip (per year)||2.5||3.9||56|
|Local person-miles (millions) 1||1,879,215||3,411,122||82|
|Long-distance person-miles (millions)||382,466||826,804||116|
|Local person-miles per capita 1 (annually)||9,470||14,115||49|
|Long-distance person-miles per capita (annually)||1,796||3,129||74|
|Local mean trip length (miles)||8.9||9.0||1|
|Long-distance mean trip length (miles)||733||826||13|
Notes: Data used for local travel are from the travel-day file and include trips of all lengths made by respondents on a single day. About 95 percent of these trips were 30 miles or less.
Source: U.S. Department of Transportation, Bureau of Transportation Statistics, 1995 American Travel Survey, data; U.S. Department of Commerce, Census Bureau, National Travel Survey, Travel During 1977 (Washington, DC: 1979); U.S. Department of Commerce, Census Bureau, Statistical Abstract of the United States 1998 (Washington, DC: 1998); U.S. Department of Transportation, Federal Highway Administration, Summary of Travel Trends: 1995 Nationwide Personal Transportation Survey (Washington, DC: 1999).