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 6.9 11.8 9.4 9.9
10 Live animals and live fish
21 Wheat S S S S S S 29.8
22 Corn, except sweet S S S S S S 30.6
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 25.8
32 Fresh or chilled edible vegetables, except potatoes (Irish potatoes) S S S S S S 28.5
33 Fresh, chilled, or dried edible fruit and nuts 48.1 0.2 45.8 0.3 S S 26.1
34 Soya beans
35 Oil seeds and nuts, except olives and soya beans 41.4 41.6 42.5 26.3
36 Bulbs, live plants, and seeds for sowing, nec S S S S S S 29.7
39 Fresh-cut flowers, plants, and parts of plants, and other agricultural S S 42.2 S S 35.6
41 Cereal straw or husks, forage products, residues and waste from the food 48.3 32.8 0.1 37.6 0.2 16.2
42 Animal feed preparations 40.9 46.2 0.1 S S 22.7
51 Meat including poultry, except preparations 33.0 0.4 37.3 S S 16.5
52 Fish, except live, and seafood, except preparations 39.5 0.2 42.2 39.3 0.2 S
53 Preparations, extracts, and juices of meat, fish, or seafood 39.1 41.2 39.2 24.7
61 Wheat flour, groats, and meal S S S S S S 27.7
62 Malt, starches, inulin, wheat gluten, and milled or otherwise worked S S S S S S 31.6
63 Food preparations of cereals, flour, starch, or milk S S S S S S S
64 Bakery products 32.8 0.3 38.5 0.1 S S S
71 Dairy products, except chocolate milk, eggnog, and food preparations of milk 26.0 0.2 22.0 48.3 0.1 29.2
72 Processed or prepared vegetables, fruit, or nuts, except dried or milled, 23.0 0.4 26.9 0.5 35.3 2.1 23.8
73 Coffee, tea, and spices, except unprocessed coffee and unfermented tea 30.8 31.6 30.0 36.1
74 Animal or vegetable fats and oils and their cleavage products, prepared 44.4 S S S S S
75 Cane, beet, and other sugars in solid form, sugar syrups not containing 24.8 26.1 27.7 0.5 S
76 Confectionery, cocoa, and cocoa preparations S S S S S S S
77 Edible preparations, necand vinegar 22.0 28.1 37.4 0.1 21.9
78 Nonalcoholic beverages, necand ice 19.9 0.5 16.7 0.6 42.2 2.5 S
81 Malt Beer 37.4 0.5 32.6 0.3 37.4 0.3 48.3
82 Wine and other fermented beverages 24.9 31.5 36.7 11.7
83 Spirituous beverages and ethyl alcohol 25.0 0.2 21.0 34.4 8.4
90 Tobacco products S S S S 46.4 24.6
100 Monumental or building stone, except dolomite S S S S S S 28.7
110 Natural sands, except metal-bearing 26.4 45.5 2.9 39.3 1.8 S
120 Gravel and crushed stone, except dolomite and slate 18.7 21.8 4.2 16.4 0.8 26.4
131 Salt S S 41.2 41.1 25.9
132 Natural calcium phosphates, natural aluminum-calcium phosphates, and 35.0 34.3 0.6 34.2 0.2 23.1
133 Dolomite S S S S S S 31.6
139 Other nonmetallic minerals S S S S S S 19.9
141 Iron ores and concentrates S S S S S S 31.6
149 Other metallic ores and concentrates S S S S 43.0 0.1 S
151 Nonagglomerated bituminous coal
159 Other coal S S S S S S 31.6
171 Gasoline 19.0 0.6 17.4 1.6 17.8 0.4 9.3
172 Aviation turbine fuel (types A and B) S S S S S S S
180 Fuel oils 18.9 0.2 19.4 0.7 24.6 0.1 21.2
191 Lubricating oils and greases S S S S S S 25.3
192 Refined petroleum oils and oils obtained from bituminous minerals, nec S S S S S S 31.9
193 Gaseous hydrocarbons S S S S S S 31.3
199 Other products of petroleum refining, and coal products 41.7 42.1 48.0 45.1
201 Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) S S 46.7 S S 29.0
202 Inorganic chemicals, nec S S 31.0 S S 31.5
203 Cyclic hydrocarbons S S 48.5 S S S
204 Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes, S S S S S S S
205 Organic chemicals, nec 43.6 0.1 48.4 33.2 0.2 36.3
210 Pharmaceutical products 16.4 0.7 41.6 0.2 39.5 0.2 6.2
220 Fertilizers and fertilizer materials 36.3 0.6 S S 22.4 3.1 20.1
231 Paints and varnishes, tanning or dyeing extracts, tannins and their 27.9 0.2 34.1 0.1 39.7 0.1 35.4
232 Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations 35.0 0.3 11.3 19.3 16.6
233 Soap, organic surface-active agents, cleaning preparations, polishes and 42.6 0.1 39.5 42.5 0.1 33.7
234 Photographic film, plates, paper, paperboard, or textiles, and chemical S S S S S S S
235 Insecticides, rodenticides, fungicides, herbic S S S S S S S
239 Other chemical products and preparations S S S S S S 32.8
241 Plastics in primary forms, rubber in primary forms or sheets, and 33.9 45.2 37.6 38.5
242 Manmade fibers and plastics basic shapes and articles 19.2 0.4 18.9 37.5 0.4 28.8
243 Rubber articles S S S S S S 46.4
250 Logs and other wood in the rough S S S S S S S
261 Wood chips or particles S S S S S S 29.5
262 Lumber, wood continuously shaped along any of its edges or faces, and 25.1 0.3 24.5 0.4 37.2 1.0 31.2
263 Veneer sheets and sheets for plywood, particle board, fiberboard, plywood, 19.7 22.4 0.2 37.5 0.5 44.9
264 Builders joinery and carpentry of wood, except shingles and shakes 38.2 0.1 29.8 31.4 13.3
269 Other wood products S S 25.2 S S 25.0
271 Pulp of fibrous cellulosic materials 24.2 30.1 0.1 38.0 0.7 S
272 Newsprint in large rolls or sheets S S S S S S 31.3
273 Uncoated paper and paperboard in large rolls or sheets 38.5 0.5 29.4 0.3 24.2 0.9 37.0
274 Coated, impregnated, treated, or worked paper and paperboard, in large 27.4 42.2 43.9 35.6
280 Paper or paperboard articles 12.5 0.1 22.1 19.4 0.4 32.9
291 Printed books, brochures, leaflets, and similar printed products 39.5 0.1 S S S S 15.3
292 Newspapers, journals, and periodicals 24.1 31.7 S S 37.1
293 Advertising material, commercial or trade catalogues, and similar printed 19.3 50.0 S S 23.0
299 Other printed products 34.9 32.6 29.7 48.2
301 Textile fibers, yarns, and broadwoven or knitt 42.3 30.9 44.3 23.0
302 Textile clothing and accessories, and headgear, except safety 40.3 1.0 S S S S 4.0
303 Textiles and textile articles, nec 19.7 0.1 32.8 25.7 14.2
304 Footwear S S 47.3 S S 21.4
305 Leather and articles, luggage of related materials, and dressed furskins 48.5 0.1 S S S S 13.6
311 Hydraulic cements 28.9 30.8 0.5 44.4 0.5 S
312 Ceramic products S S S S S S 26.9
313 Glass and glass products 46.5 0.1 34.2 48.2 0.2 S
319 Other nonmetallic mineral products 24.1 0.3 31.2 2.6 29.3 1.1 24.2
321 Iron and steel in primary forms, in semifinished forms, or in powders or S S S S S S 36.5
322 Flat-rolled products of iron or steel 49.2 0.1 S S S S 26.3
323 Bars, rods, angles, shapes, sections, and wire, of iron or steel 26.6 0.1 31.5 0.2 30.3 0.3 S
324 Nonferrous metal, except precious, in unwrought forms, in finished basic 24.6 0.2 S S S S S
331 Pipes, tubes, and fittings 49.5 0.2 40.2 S S S
332 Structures and parts, except prefabricated buildings 20.6 0.2 19.1 22.5 0.1 28.0
333 Handtools, cutlery, except of precious metals, interchangeable tools for 25.1 25.6 33.2 21.9
339 Other articles of metal 25.4 35.4 29.1 S
341 Internal-combustion piston engines 27.8 35.6 17.6 S
342 Turbines, boilers, nuclear reactors, and nonelectric engines and motors, 39.9 0.2 32.0 38.0 15.8
343 Pumps, compressors, and fans, and ventilating or recycling hoods S S S S S S 25.9
344 Air-conditioning, refrigerating, or freezing equipment 29.5 37.2 30.5 40.1
345 Materials-handling, excavating, boring, and related machinery and equipment 31.5 0.2 41.8 40.7 S
349 Other machinery 17.4 0.2 35.8 16.5 20.1
351 Electric motors, generators, generating sets, rotary converters, 46.7 0.2 43.9 S S 47.6
352 Electric cooking appliances and other electrothermic or electromechanical S S S S S S 27.5
353 Line telephone or telegraph apparatus 47.0 0.2 S S S S 23.3
354 Electronic entertainment products, except parts 38.3 0.6 35.2 39.2 0.3 19.0
355 Computer and office equipment 23.0 0.9 27.8 32.5 17.2
356 Prepared unrecorded or prerecorded media 36.3 0.1 S S S S 14.4
357 Transmission apparatus for radio or television broadcasting, radio 24.6 0.3 S S S S 29.4
358 Electronic components and parts 30.2 0.8 40.3 41.1 13.8
359 Other electronic and electrical equipment 35.3 1.1 S S 38.2 0.2 S
361 Motor vehicles for the transport of less than S S S S S S 44.4
362 Motor vehicles for the transport of goods and road tractors for 40.0 S S S S S
363 Other vehicles 34.7 0.2 S S S S 40.8
364 Parts and accessories for motor vehicles, except motorcycles and armored 14.5 0.4 15.2 27.2 0.2 22.5
371 Locomotives and rolling stock, railway track fixtures and fittings,
372 Aircraft and spacecraft 15.7 0.2 26.5 22.7 6.6
373 Ships, boats, and floating structures 27.7 29.2 35.7 46.9
381 Optical elements, instruments, and apparatus, except photographic and 38.8 35.7 37.1 S
382 Photographic and photocopying machines S S S S S S 31.8
383 Surveying,hydrographic, oceanographic, hydro S S S S S S 43.6
384 Instruments, apparatus, and appliances for medical, surgical, dental, or 21.2 0.2 20.5 24.7 9.9
385 Meters and other instruments and apparatus for S S 39.6 45.5 14.7
390 Furniture, mattresses and mattress supports, lamps, lighting fittings, and 22.7 0.5 21.1 22.0 0.1 18.7
401 Arms and ammunition
402 Toys, games, and sporting equipment 29.6 19.1 19.6 12.6
409 Miscellaneous manufactured products 23.8 0.6 31.2 0.2 28.5 0.3 12.0
411 Metallic waste and scrap S S S S S S 42.7
412 Nonmetallic waste and scrap, except from food processing S S S S S S 31.9
439 Mixed freight 7.0 1.1 8.7 0.3 13.9 0.3 24.7
-- Commodity unknown 21.7 49.4 32.5 S

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.