The Transportation Services Index (TSI) is a measure of the month-to-month change in the output of services provided by the for-hire transportation industry. The index can be examined together with other economic indicators to produce a better understanding of the current and future course of the economy.
Transportation Services Index
Feb-08
Mar-08
Total Transportation Services Index (2000=100)
111.79
110.69
Percent change from previous month
-0.29
-0.98
Freight Transportation Services Index (2000=100)
111.45
109.38
Percent change from previous month
0.00
-1.86
Passenger Transportation Services Index (2000=100)
114.08
116.17
Percent change from previous month
-0.01
1.83
NOTES: TSI is updated monthly with the latest four months' index numbers considered preliminary. Each month BTS releases the latest preliminary TSI, and replaces the oldest preliminary TSI with a revised TSI.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, Transportation Services Index data, available at http://www.bts.gov/ as of May 2008.
