Table B-6c. Estimated Standard Error of Percentage for Hazardous Material Shipment Characteristics by Hazard Class and Mode of Transportation: Percent of Total for 2002 and 1997
Table B-6c. Estimated Standard Error of Percentage for Hazardous Material Shipment Characteristics by Hazard Class and Mode of Transportation: Percent of Total for 2002 and 1997[Estimates are shown as percents and are based on data from the 2002 and 1997 Commodity Flow Surveys]
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