Table 12 - U.S. Rail Total Carload and Intermodal Commodity Shipments: 2002

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Box B - How the 2002 National Freight Composite Estimates Were Derived

The composite estimates include data from the Commodity Flow Survey (CFS) and data from sectors not covered in the CFS. The estimates were derived for each mode of transportation and at the 2-digit Standard...

Appendix A

Accurately measuring the magnitude of freight movement is a challenge. No single data source provides complete and timely information on all freight transportation modes for all goods and sectors of the economy.

The...

Figure 15 - Interstate and Intrastate Flows as Share of Outbound Shipment Values by State: 2002

(Commodity Flow Survey data only; covers all modes)

(Billions $)

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Figure 1 - Breakdown of the New Composite Estimate of U.S. Total Freight and the Freight Analysis Framework II Benchmark: 2002

(Based on composite estimates)

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NOTE: These composite estimates include out-of-scope...

Figure 16 - Modal Share of U.S. Trade with Canada and Mexico by Value and Weight: 2004

(Percentage)

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Box C - Interpreting Shipment Value and Tonnage Data in the Composite Estimates

The new freight totals are larger than the value-added and final weight of materials used in products purchased by consumers and other end-users. Also, the total value of shipments is not directly...

Table 24 - Top 25 U.S. Freight Gateways, Ranked by Value of Shipments: 2004

(Current $, billions)

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Figure 14 - Distribution of CFS Shipments from Los Angeles Metropolitan Area: 2002

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KEY: S = Estimate does not meet publication standards because of high sampling variability or poor response quality.

NOTE:...

The Nation's Freight

As the data in this report show, the U.S. freight transportation system carries enormous quantities of goods and raw materials to support economic and industrial activities all across the nation and to meet consumer demands. The system also handles...