Acknowledgements

U.S. Department of Transportation

Norman Y. Mineta
Secretary

Maria Cino
Deputy Secretary

Research and Innovative Technology Administration

Ashok G. Kaveeshwar
Administrator

Eric C. Peterson
Deputy Administrator

Bureau of Transportation Statistics

William Bannister
Acting Deputy Director

Produced under the direction of:
Wendell Fletcher
Assistant Director for Transportation Analysis

Project Manager
Michael Sprung

Editor
William Moore

Major Contributors
Fahim Mohamed
Felix Ammah-Tagoe
Steven Beningo

Other Contributors
Jennifer Brady
Michael Margreta

Cover Design & Report Layout
Alpha Glass Wingfield