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[Estimates are shown as percents and are based on data from the 2002 Commodity Flow Survey]
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[Estimates are based on data from the 2002 Commodity Flow Survey. Because of rounding, estimates may not be additive]
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UN number 1 Description Value Tons Ton-miles...[Estimates are shown as percents and are based on data from the 2002 Commodity Flow Survey]
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UN 1066, NITROGEN...[Estimates are based on data from the 2002 Commodity Flow Survey. Because of rounding, estimates may not be additive]
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Mode of transportation Value Tons Ton-miles...[Estimates are based on data from the 2002 and 1997 Commodity Flow Surveys. Because of rounding, estimates may not be additive]
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Class 1, Explosives...[Estimates are shown as percents and are based on data from the 2002 Commodity Flow Survey]
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State of origin Value Tons...[For explanation of terms and abreviations and symbols, see introductory text]
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Hazard class and...[Estimates are based on data from the 2002 Commodity Flow Survey. Because of rounding, estimates may not be additive]
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Description Value Tons Ton-miles...[Estimates are based on data from the 2002 and 1997 Commodity Flow Surveys. Because of rounding, estimates may not be additive]
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SCTG Code 1 Commodity...The following tables provide comparisons of the 2002, 1997, and 1993 Commodity Flow Survey (CFS) estimates.
Data users are urged to use caution in comparing estimates from different survey years due to the changes that have occurred...