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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Economics, employment, and finance

Legacy ID
1546

Revision Policy for the Transportation Services Index

Description of the revision policy for the Bureau of Transportation Statistics' Transportation Services Index (TSI). The TSI is a monthly index measuring the volume of freight and passenger traffic. There is a freight, passenger, and combined index.

February 2018 Freight Transportation Services Index (TSI)

The Freight Transportation Services Index (TSI), which is based on the amount of freight carried by the for-hire transportation industry, fell 0.1 percent in February from January, falling for the second consecutive month. The February 2018 index level (127.5) was 34.5 percent above the April 2009 low during the most recent recession.