Table B-11 - Estimated Measures of Reliability for Shipment Characteristics by Three-Digit Commodity for State of Origin: 2002

Table B-11 - Estimated Measures of Reliability for Shipment Characteristics by Three-Digit Commodity for State of Origin: 2002

[Estimates are based on data from the Commodity Flow Survey. Because of rounding, estimates may not be additive]

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Code Commodity (3-digit SCTG) Value Tons Ton-miles CV of average miles
per shipment
CV Std. error
of percent
CV Std. error
of percent
CV Std. error
of percent
  All commodities 4.5 10.2 9.8 8.6
10 Live animals and live fish S S S S S S S
21 Wheat 35.7 38.1 0.4 44.0 0.5 26.1
22 Corn, except sweet 27.1 0.2 25.4 1.5 26.0 3.2 33.6
29 Other cereal grains S S S S S S S
31 Fresh or chilled potatoes (Irish potatoes), except sweet S S S S S S 31.6
32 Fresh or chilled edible vegetables, except potatoes (Irish potatoes) S S S S S S 32.5
33 Fresh, chilled, or dried edible fruit and nuts S S S S S S 31.3
34 Soya beans 35.1 0.4 36.2 1.5 43.5 1.9 S
35 Oil seeds and nuts, except olives and soya beans S S S S S S 31.6
36 Bulbs, live plants, and seeds for sowing, nec S S S S S S 45.8
39 Fresh-cut flowers, plants, and parts of plants, and other agricultural S S S S S S 28.3
41 Cereal straw or husks, forage products, residues and waste from the food 34.5 0.2 S S S S 22.5
42 Animal feed preparations 49.5 0.3 S S S S S
51 Meat including poultry, except preparations S S S S S S 32.9
52 Fish, except live, and seafood, except preparations S S S S S S 31.6
53 Preparations, extracts, and juices of meat, fish, or seafood S S S S S S 31.6
61 Wheat flour, groats, and meal S S 41.2 0.2 S S 29.7
62 Malt, starches, inulin, wheat gluten, and milled or otherwise worked S S S S S S 28.2
63 Food preparations of cereals, flour, starch, or milk S S 27.3 0.4 28.4 0.7 22.0
64 Bakery products S S S S S S S
71 Dairy products, except chocolate milk, eggnog, and food preparations of milk 19.6 0.3 17.1 26.4 0.2 S
72 Processed or prepared vegetables, fruit, or nuts, except dried or milled, S S 49.1 S S 46.3
73 Coffee, tea, and spices, except unprocessed coffee and unfermented tea 48.9 0.2 38.2 S S S
74 Animal or vegetable fats and oils and their cleavage products, prepared S S S S 41.0 1.4 38.2
75 Cane, beet, and other sugars in solid form, sugar syrups not containing S S S S S S 31.6
76 Confectionery, cocoa, and cocoa preparations S S S S S S 23.2
77 Edible preparations, necand vinegar 48.8 0.5 49.1 0.2 49.5 0.9 S
78 Nonalcoholic beverages, necand ice 41.9 0.2 S S S S 18.3
81 Malt Beer S S S S S S S
82 Wine and other fermented beverages S S S S S S 28.0
83 Spirituous beverages and ethyl alcohol S S S S S S 25.6
90 Tobacco products S S S S S S 29.9
100 Monumental or building stone, except dolomite
110 Natural sands, except metal-bearing 43.2 S S S S 42.2
120 Gravel and crushed stone, except dolomite and slate 18.0 21.2 3.8 30.8 4.4 15.4
131 Salt S S S S S S 34.7
132 Natural calcium phosphates, natural aluminum-calcium phosphates, and 45.0 S S 46.6 24.7
133 Dolomite
139 Other nonmetallic minerals S S S S S S 42.1
141 Iron ores and concentrates S S S S S S 31.6
149 Other metallic ores and concentrates 32.7 32.7 38.9 46.3
151 Nonagglomerated bituminous coal
159 Other coal
171 Gasoline 27.6 0.3 25.9 1.1 36.3 0.1 23.6
172 Aviation turbine fuel (types A and B)
180 Fuel oils 33.7 0.2 29.2 0.8 46.2 0.1 16.2
191 Lubricating oils and greases 40.9 43.7 0.1 45.3 0.1 37.8
192 Refined petroleum oils and oils obtained from bituminous minerals, nec S S S S S S 31.6
193 Gaseous hydrocarbons S S S S S S S
199 Other products of petroleum refining, and coal products S S S S S S 31.6
201 Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) 45.7 S S S S S
202 Inorganic chemicals, nec 33.2 0.4 S S S S 22.3
203 Cyclic hydrocarbons S S S S S S 30.9
204 Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes, S S S S S S 31.4
205 Organic chemicals, nec S S 44.5 S S 25.2
210 Pharmaceutical products 17.5 1.6 36.1 0.1 40.8 0.2 41.9
220 Fertilizers and fertilizer materials 48.8 S S 36.7 0.1 S
231 Paints and varnishes, tanning or dyeing extracts, tannins and their 40.8 0.2 23.0 21.4 S
232 Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations 42.2 0.2 42.6 0.2 S S 30.2
233 Soap, organic surface-active agents, cleaning preparations, polishes and 32.8 0.3 35.0 0.2 35.2 0.6 15.6
234 Photographic film, plates, paper, paperboard, or textiles, and chemical S S S S S S S
235 Insecticides, rodenticides, fungicides, herbic 37.3 0.4 31.7 45.5 0.1 S
239 Other chemical products and preparations 25.8 0.1 S S S S 30.8
241 Plastics in primary forms, rubber in primary forms or sheets, and 27.7 38.2 S S S
242 Manmade fibers and plastics basic shapes and articles 26.3 0.5 31.9 0.2 49.3 0.3 19.0
243 Rubber articles S S 48.8 S S S
250 Logs and other wood in the rough 44.7 33.5 S S 34.4
261 Wood chips or particles S S S S S S 27.8
262 Lumber, wood continuously shaped along any of its edges or faces, and 26.7 0.1 34.0 0.4 S S 37.8
263 Veneer sheets and sheets for plywood, particle board, fiberboard, plywood, 16.2 22.8 20.7 14.5
264 Builders joinery and carpentry of wood, except shingles and shakes 34.3 S S 42.1 S
269 Other wood products 23.9 S S 23.1 42.8
271 Pulp of fibrous cellulosic materials S S S S S S 29.8
272 Newsprint in large rolls or sheets S S S S S S 31.6
273 Uncoated paper and paperboard in large rolls or sheets S S S S S S 27.7
274 Coated, impregnated, treated, or worked paper and paperboard, in large 39.8 49.0 S S S
280 Paper or paperboard articles 28.9 0.4 24.6 0.2 31.2 0.4 24.1
291 Printed books, brochures, leaflets, and similar printed products 33.0 0.5 48.8 S S 9.2
292 Newspapers, journals, and periodicals S S S S S S 29.1
293 Advertising material, commercial or trade catalogues, and similar printed S S S S S S 13.6
299 Other printed products 26.4 0.5 17.9 18.8 4.7
301 Textile fibers, yarns, and broadwoven or knitt S S S S S S 27.2
302 Textile clothing and accessories, and headgear, except safety 28.0 0.4 25.0 23.5 8.8
303 Textiles and textile articles, nec 31.5 0.2 34.5 33.8 15.6
304 Footwear 26.0 0.1 28.1 28.8 6.0
305 Leather and articles, luggage of related materials, and dressed furskins 27.0 31.1 36.5 0.1 14.9
311 Hydraulic cements 22.4 23.0 0.4 35.5 0.7 17.0
312 Ceramic products S S S S S S 31.9
313 Glass and glass products 46.8 S S 47.8 24.4
319 Other nonmetallic mineral products S S 47.4 1.0 45.5 0.5 38.5
321 Iron and steel in primary forms, in semifinished forms, or in powders or S S S S S S 26.1
322 Flat-rolled products of iron or steel 41.3 0.3 40.0 0.3 41.3 0.2 S
323 Bars, rods, angles, shapes, sections, and wire, of iron or steel 37.3 0.2 36.8 0.1 S S 40.0
324 Nonferrous metal, except precious, in unwrought forms, in finished basic 13.7 0.1 15.2 15.5 0.1 36.3
331 Pipes, tubes, and fittings S S S S 24.5 S
332 Structures and parts, except prefabricated buildings 46.9 0.3 S S S S 24.1
333 Handtools, cutlery, except of precious metals, interchangeable tools for 35.7 0.4 49.1 S S 30.2
339 Other articles of metal 29.7 0.2 S S S S 19.1
341 Internal-combustion piston engines 28.8 0.2 21.2 20.8 30.9
342 Turbines, boilers, nuclear reactors, and nonelectric engines and motors, S S S S S S 24.1
343 Pumps, compressors, and fans, and ventilating or recycling hoods 25.6 0.1 30.9 30.2 12.9
344 Air-conditioning, refrigerating, or freezing equipment S S S S S S S
345 Materials-handling, excavating, boring, and related machinery and equipment 46.1 0.5 49.9 49.7 S
349 Other machinery 27.5 0.5 S S S S 16.5
351 Electric motors, generators, generating sets, rotary converters, 21.5 0.1 16.9 24.4 15.8
352 Electric cooking appliances and other electrothermic or electromechanical 33.3 33.1 46.7 16.2
353 Line telephone or telegraph apparatus S S S S S S 28.4
354 Electronic entertainment products, except parts 43.6 0.3 33.4 36.5 19.2
355 Computer and office equipment S S S S S S 25.1
356 Prepared unrecorded or prerecorded media S S S S 47.7 17.9
357 Transmission apparatus for radio or television broadcasting, radio S S S S S S 31.2
358 Electronic components and parts 22.5 0.2 35.5 49.3 34.6
359 Other electronic and electrical equipment 25.0 0.7 20.7 19.5 18.1
361 Motor vehicles for the transport of less than 46.1 3.5 48.2 0.3 42.5 0.5 20.9
362 Motor vehicles for the transport of goods and road tractors for 46.2 0.2 46.8 S S 30.8
363 Other vehicles 39.6 0.2 47.9 S S S
364 Parts and accessories for motor vehicles, except motorcycles and armored 26.3 0.8 28.8 0.2 36.4 0.6 14.3
371 Locomotives and rolling stock, railway track fixtures and fittings, S S S S S S 31.0
372 Aircraft and spacecraft S S S S S S 24.2
373 Ships, boats, and floating structures S S S S S S 28.3
381 Optical elements, instruments, and apparatus, except photographic and S S S S S S 31.6
382 Photographic and photocopying machines S S S S S S S
383 Surveying,hydrographic, oceanographic, hydro
384 Instruments, apparatus, and appliances for medical, surgical, dental, or 49.3 S S S S 48.3
385 Meters and other instruments and apparatus for 42.8 0.2 S S S S 25.2
390 Furniture, mattresses and mattress supports, lamps, lighting fittings, and 29.1 0.5 27.4 28.1 0.2 18.4
401 Arms and ammunition 38.6 S S S S 24.4
402 Toys, games, and sporting equipment 40.0 0.7 34.4 27.6 9.9
409 Miscellaneous manufactured products 37.1 2.6 21.6 0.3 31.2 0.7 8.9
411 Metallic waste and scrap 41.4 0.6 S S S S 18.9
412 Nonmetallic waste and scrap, except from food processing S S S S S S 33.4
439 Mixed freight 31.7 2.6 12.2 0.4 9.4 0.3 18.7
-- Commodity unknown 38.6 29.5 40.2 24.4

KEY:
– Represents data cell equal to zero or less than 1 unit of measure.
S Estimate does not meet publication standards because of high sampling variability or poor response quality.
CV Coefficient of variation of number

NOTE: The Introduction and appendixes give information onf confidentiality protection, sampling error, nonsampling error, sample design, and definitions. Links to this information on the Internet may be found at www.census.gov/cfs.

SOURCE: Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Individual State Data, December 2004.