PDF: 2012 Commodity Flow Survey State Summaries Front MatterAcknowledgmentsIntroductionHighlightsSummary Tables of Inbound and Outbound ShipmentsSummary Tables by Mode of Transportation of Inbound and Outbound ShipmentsStatistical Reliability Tables by Mode of Transportation of Inbound and Outbound ShipmentsSummary Tables by Selected Industry GroupStatistical Reliability Tables by Selected Industry GroupGeographic Reports: State Summary TablesAppendix A. Comparability with the 2007, 2002, 1997, and 1993 Commodity Flow Surveys Appendix B. Reliability of the EstimatesAppendix C. Sample Design, Data Collection, and EstimationAppendix D. Sample Report Forms and Instructions Updated: Wednesday, October 3, 2018