| TMILEPCHG_S_F | Standard error for Ton-miles (percent change) | Hazardous Materials Series: HazMat Temperature Control Shipment Characteristics by Mode for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Hazardous Class or Division for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Origin Geography: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Destination Geography: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Mode by Hazardous Class or Division for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Commodity for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics for Toxic by Inhalation for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics for Packing Group 1 for the United States: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics for Exports by Country of Destination: 2017 and 2012;Hazardous Materials Series: HazMat Shipment Characteristics by Mode for the United States: 2017 and 2012 | not required | TMILEPCHG_S | 0 | string | CF1700H14,
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