Databases

• Eurostat
  The Eurostat website contains a mix of statistical information in PDF pages, pre-defined tables and interactive databases. The coverage varies by topic, but some data goes back at least to 1929. All content is freely available. There is a guide to Eurostat at http://www.lib.umn.edu/libdata/page.phtml?page_id=1686.
• TranStats / U.S. Bureau of Labor Statistics
  TranStats offers several features including:
  - A searchable index of over 100 transportation-related data bases
  - Selective download of variables for analysis
  - Online data documentation
  - Interactive analytical tools for simple statistical summaries, time series, cross tabulations and graphics
  - Interactive mapping and access to the full National Transportation Atlas Data Base
  

Online Publications

• Highway Statistics / United States Federal Highway Administration
• National Transportation Statistics / United States Bureau of Transportation Statistics
• Statistical Abstract - Transportation Section / United States Bureau of the Census
• Transportation Statistics Annual Report / United States Bureau of Transportation Statistics