BTS Transportation Trends in Focus

The Transportation Trends in Focus (TTiF) reports are short fact sheets that provide trend analyses on sets of monthly transportation time series data. The TTiF reports consist of simple time series statistics and graphics to give timely insight into important transportation trends.

2012

• Containerships Carry Inventory for U.S. Retailers

2011

• Aviation On-Time Performance Trend Stable for Past 2 Years August 2011
• Transportation Employment January 2011

2010

• Upward Trend in Vehicle-Miles Resumed During 2009: A Time Series Analysis - April 2010

2009

• The Freight Transportation Services Index as a Leading Economic Indicator - September 2009
• A Time Series Analysis of Transportation Energy Use Per Dollar of Gross Domestic Product - June 2009