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Tracks the physical and operational characteristics of the nation's trucks. The survey covers private and commercial trucks registered or licensed in the United States as of July 1 of the survey year.
Vehicle Miles Traveled data is reported as part of the Highway Statistics series and Traffic Volume Trends produced by the Federal Highway Administration (FHWA). Annual VMT estimates are based on travel reported by the various States to the Federal Highway Administration's Highway Performance Monitoring System (HPMS). The Traffic Volume Trends program makes monthly estimates of the change in the Nation's highway travel using data from continuous counters operated by the States.