Monthly data, seasonally adjusted
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||Aug-08||Sep-08|
|Total Transportation Services (Index: 2000=100)||111.89||109.35|
|Percent change from previous month||-1.33||-2.27|
|Freight Transportation Services (Index: 2000=100)||110.77||108.01|
|Percent change from previous month||-1.87||-2.50|
|Passenger Transportation Services (Index: 2000=100)||116.75||114.92|
|Percent change from previous month||0.39||-1.57|
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, available at http://www.bts.gov/ as of November 2008.