Acknowledgments

U.S. Department of Transportation

Ray LaHood
Secretary

John D. Porcari
Deputy Secretary

Research and Innovative Technology Administration

Peter H. Appel
Administrator

Bureau of Transportation Statistics

Patricia S. Hu
Director

Steven K. Smith, Ph.D.
Deputy Director

Produced under the direction of:

Deborah D. Johnson
Assistant Director, Office of Transportation Analysis

Project Manager

Long X. Nguyen

Data Collection

MacroSys:
David Chesser, Ph.D.
Xiaoli Han, Ph.D.
Adam Mengesha
Hilary Ross
Gang Shao, Ph.D.
Michael Spencer
Lei Tang, Ph.D.
Jie Zhang

Contributors

Steven Beningo
Matthew Chambers
Chester Ford
Kenneth Notis

Editor

William H. Moore

Cover Design

Alpha Glass Wingfield

Our mission: To lead in developing transportation data and information of high quality and to advance their effective use in both public and private transportation decisionmaking.

Our vision for the future: Data and information of high quality supporting every significant transportation policy decision, thus advancing the quality of life and the economic well-being of all Americans.

All material contained in this report is in the public domain and may be used and reprinted without special permission; source citation is required.

Recommended citation

U.S. Department of Transportation
Research and Innovative Technology Administration
Bureau of Transportation Statistics
National Transportation Statistics
http://www.bts.gov/publications/national_transportation_statistics/

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