2002 Economic Census
2002 Commodity Flow Survey
Issued December 2004
U.S. Department of Transportation
BUREAU OF TRANSPORTATION STATISTICS
U.S. Department of Commerce
Economics and Statistics Administration
U.S. CENSUS BUREAU
This report was prepared in the Service Sector Statistics Division under the direction of Thomas E.
Zabelsky, Assistant Division Chief for Current Service and Transportation Programs. Planning,
implementation, and compiling of this report were under the supervision of John L. Fowler, Chief,
Commodity Flow Survey Branch, assisted by Bruce Dembroski, Marilyn Quiles Amaya, Debra
Corbett, Shirley Gray, Stephanie Groth, Michael Jones, Mabel Ocasio, Bonnie Opalko, Joyce
Price, and Barbara Selinske.
Sample design and statistical methodology were developed under the direction of Ruth E. Detlefsen,
Assistant Division Chief, Research and Methodology. Sample design and estimation were developed
under the supervision of Jock Black, Chief, Program Research and Development Branch, assisted by
William C. Davie Jr., Jacklyn R. Jonas, Brett Moore, M. Cristina Cruz, and Michael Beaghen.
Frame construction, status change, editing, and imputation procedures were developed under the
supervision of Carol King, Chief, Statistical Methods Branch, assisted by David Kinyon, Anthony
Myers, and Quatracia Williams.
The processing system and computer programs were developed and implemented by the Economic
Statistical Methods and Programming Division, under the direction of Barry F. Sessamen, Assistant
Division Chief for Post Collection, assisted by Steven G. McCraith, Chief, Census Related Surveys
Branch, Joy McLaughlin, John Nelson, Duc-Mong Nguyen, and Edna Vega.
The Systems Support Division provided the table composition system. Robert Joseph Brown, Table
Image Processing System (TIPS) Senior Software Engineer, was responsible for the design and
development of the TIPS, under the supervision of Robert J. Bateman, Assistant Division Chief,
Coordination of da