Figure 1-9 - Change in Domestic Freight Ton-Miles by Mode: 1992-2002
Figure 1-9 - Change in Domestic Freight Ton-Miles by Mode: 1992-2002
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NOTE: To make it easier to compare data of differing magnitudes over time, the Bureau of Transportation Statistics divided the data for all years in each category (see table 1-9b in appendix B) by the initial year value and multiplied the result by 100.
SOURCE: U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics, calculations using data from various sources. See table 1-9b (in appendix B) for details.