Figure 1: BTS Transportation Services Index
Figure

Dataset Excel:
Figure1.xlsx (57.73 KB)Notes:
The freight index is a weighted average of data for trucking, freight rail, waterborne, pipeline, and air freight. The passenger index is a weighted average of data for passenger aviation, transit, and passenger rail. The combined index is a weighted average of all these passenger and freight modes. The TSI is a weighted and chained index.
Description:
Figure 1 from the Bureau of Transportation Statistics' What the Transportation Services Index, Dow Transportation Index, and Cass Freight Index Tell Us.
Source:
U.S. Department of Transportation, Bureau of Transportation Statistics, Transportation Services Index, available at https://data.bts.gov/Research-and-Statistics/Transportation-Services-Index-and-Seasonally-Adjus/bw6n-ddqk/about_data as of May 2019.