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transportation services index

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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.

Public Transit Ridership Used in the Transportation Services Index

Discussion of the public transit ridership data used in 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.

Pipeline Movements Used in the Transportation Services Index

Discussion of the pipeline data used in 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.