Figure 18 - Number of Trucks by Vehicle Weight: 1992 and 1997

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NOTES: Weight is the empty weight of the vehicle plus the average vehicle load.

Excludes vehicles owned by federal, state, or local governments; ambulances; buses; motor homes; farm tractors; unpowered trailer units; and trucks reported as sold, junked, or wrecked prior to July 1 of the year preceding the survey.

SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics 2002 (Washington, DC: 2002), table 1-21, also available at http://www.bts.gov/, as of April 2003.

The original source of these data are the Census Bureau’s Vehicle Inventory and Use Survey (VIUS). The truck categories in National Transportation Statistics 2002 and this report differ from those in the VIUS, which has the following categories: light trucks—10,000 lbs or less; medium trucks—10,001 lbs–19,500 lbs; light-heavy trucks—19,501 lbs–26,000 lbs; and heavy-heavy trucks—26,001 lbs or more.