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 4.9 11.9 8.6 15.3
10 Live animals and live fish
21 Wheat 28.9 29.5 41.6 0.2 S
22 Corn, except sweet 38.7 0.2 38.3 2.3 36.7 4.0 11.3
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 26.2
32 Fresh or chilled edible vegetables, except potatoes (Irish potatoes) S S S S S S 28.6
33 Fresh, chilled, or dried edible fruit and nuts S S 48.2 S S 25.8
34 Soya beans 36.4 0.2 36.1 0.6 21.5 0.8 S
35 Oil seeds and nuts, except olives and soya beans S S S S S S 39.8
36 Bulbs, live plants, and seeds for sowing, nec S S S S S S 28.5
39 Fresh-cut flowers, plants, and parts of plants, and other agricultural 35.9 40.7 36.9 23.6
41 Cereal straw or husks, forage products, residues and waste from the food 33.5 26.4 0.1 24.7 0.5 S
42 Animal feed preparations 24.2 49.9 0.2 32.9 S
51 Meat including poultry, except preparations 45.0 0.3 47.1 0.1 35.7 0.1 34.1
52 Fish, except live, and seafood, except preparations S S S S S S 30.1
53 Preparations, extracts, and juices of meat, fish, or seafood S S S S S S 29.9
61 Wheat flour, groats, and meal S S S S S S 32.8
62 Malt, starches, inulin, wheat gluten, and milled or otherwise worked S S S S S S 25.2
63 Food preparations of cereals, flour, starch, or milk S S 44.2 49.1 0.1 24.1
64 Bakery products S S S S 47.5 S
71 Dairy products, except chocolate milk, eggnog, and food preparations of milk S S S S S S S
72 Processed or prepared vegetables, fruit, or nuts, except dried or milled, 19.0 22.0 26.7 13.8
73 Coffee, tea, and spices, except unprocessed coffee and unfermented tea S S S S S S 29.9
74 Animal or vegetable fats and oils and their cleavage products, prepared 20.4 22.5 0.2 27.8 0.6 15.5
75 Cane, beet, and other sugars in solid form, sugar syrups not containing 39.0 40.4 0.2 S S 28.0
76 Confectionery, cocoa, and cocoa preparations S S S S S S 32.9
77 Edible preparations, necand vinegar 39.4 26.4 40.6 0.2 29.3
78 Nonalcoholic beverages, necand ice 40.1 0.4 39.0 0.9 33.1 0.2 S
81 Malt Beer
82 Wine and other fermented beverages 44.2 44.2 S S 25.9
83 Spirituous beverages and ethyl alcohol 48.5 S S S S 25.0
90 Tobacco products 34.3 0.2 47.7 26.8 36.7
100 Monumental or building stone, except dolomite S S S S S S 31.6
110 Natural sands, except metal-bearing 35.8 42.2 1.6 41.5 0.2 18.4
120 Gravel and crushed stone, except dolomite and slate 35.9 39.6 3.6 21.2 0.7 19.0
131 Salt S S S S S S 41.1
132 Natural calcium phosphates, natural aluminum-calcium phosphates, and
133 Dolomite S S S S S S 34.0
139 Other nonmetallic minerals S S S S S S 43.1
141 Iron ores and concentrates
149 Other metallic ores and concentrates 41.5 41.7 41.5 22.8
151 Nonagglomerated bituminous coal 11.9 17.0 1.6 35.6 1.3 15.8
159 Other coal
171 Gasoline 44.8 0.9 48.8 1.5 28.2 0.3 28.4
172 Aviation turbine fuel (types A and B) S S S S S S 33.7
180 Fuel oils 43.4 0.3 45.6 0.5 38.1 0.2 32.6
191 Lubricating oils and greases 30.3 31.4 37.2 S
192 Refined petroleum oils and oils obtained from bituminous minerals, nec S S S S S S 39.1
193 Gaseous hydrocarbons S S S S 49.2 0.7 S
199 Other products of petroleum refining, and coal products 30.7 0.3 37.1 2.7 31.7 1.0 39.7
201 Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) S S S S S S 49.3
202 Inorganic chemicals, nec S S 44.4 0.4 S S 19.0
203 Cyclic hydrocarbons S S S S S S 31.6
204 Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes, S S 45.8 S S 42.5
205 Organic chemicals, nec 28.6 41.9 36.0 S
210 Pharmaceutical products 30.7 0.7 46.1 46.1 S
220 Fertilizers and fertilizer materials 40.3 0.1 40.1 0.6 31.7 0.1 S
231 Paints and varnishes, tanning or dyeing extracts, tannins and their 41.3 0.1 S S S S 48.0
232 Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations S S 34.2 33.3 25.3
233 Soap, organic surface-active agents, cleaning preparations, polishes and S S S S S S 24.8
234 Photographic film, plates, paper, paperboard, or textiles, and chemical S S S S S S 28.4
235 Insecticides, rodenticides, fungicides, herbic S S S S S S S
239 Other chemical products and preparations S S S S S S 38.5
241 Plastics in primary forms, rubber in primary forms or sheets, and 47.0 0.4 34.9 0.1 29.0 0.2 7.9
242 Manmade fibers and plastics basic shapes and articles 19.6 0.4 26.6 0.1 35.2 0.3 16.5
243 Rubber articles 31.7 0.3 39.2 24.9 37.8
250 Logs and other wood in the rough S S S S S S 36.0
261 Wood chips or particles S S S S S S S
262 Lumber, wood continuously shaped along any of its edges or faces, and 26.8 0.1 35.9 0.2 S S 47.6
263 Veneer sheets and sheets for plywood, particle board, fiberboard, plywood, 24.3 30.5 0.1 S S S
264 Builders joinery and carpentry of wood, except shingles and shakes 32.1 34.5 24.5 S
269 Other wood products 33.0 40.2 0.1 39.9 0.2 28.8
271 Pulp of fibrous cellulosic materials
272 Newsprint in large rolls or sheets S S S S S S 32.9
273 Uncoated paper and paperboard in large rolls or sheets 23.0 32.7 37.4 45.2
274 Coated, impregnated, treated, or worked paper and paperboard, in large S S S S S S 28.7
280 Paper or paperboard articles 40.8 0.4 S S 35.7 0.2 47.0
291 Printed books, brochures, leaflets, and similar printed products 33.5 0.2 S S 39.3 12.0
292 Newspapers, journals, and periodicals S S S S S S 29.8
293 Advertising material, commercial or trade catalogues, and similar printed 34.9 33.9 38.1 22.3
299 Other printed products 46.3 0.2 S S S S 17.1
301 Textile fibers, yarns, and broadwoven or knitt S S 38.7 42.2 18.5
302 Textile clothing and accessories, and headgear, except safety 18.1 0.6 20.5 21.6 12.9
303 Textiles and textile articles, nec 20.9 25.7 43.8 13.5
304 Footwear 35.5 37.1 37.7 24.3
305 Leather and articles, luggage of related materials, and dressed furskins 41.7 S S S S 32.2
311 Hydraulic cements 41.2 41.0 0.3 40.9 0.3 25.9
312 Ceramic products S S S S S S 25.0
313 Glass and glass products 21.7 21.9 22.8 0.2 15.2
319 Other nonmetallic mineral products 26.1 0.2 46.8 3.1 41.2 1.2 S
321 Iron and steel in primary forms, in semifinished forms, or in powders or 47.2 S S S S 25.1
322 Flat-rolled products of iron or steel 10.0 0.4 9.9 1.7 16.3 2.7 10.7
323 Bars, rods, angles, shapes, sections, and wire, of iron or steel 44.0 0.1 S S 33.5 S
324 Nonferrous metal, except precious, in unwrought forms, in finished basic 34.5 0.8 33.7 0.4 33.5 0.8 17.1
331 Pipes, tubes, and fittings S S 42.3 41.2 19.0
332 Structures and parts, except prefabricated buildings S S S S S S 22.5
333 Handtools, cutlery, except of precious metals, interchangeable tools for 36.1 0.2 S S 48.7 20.7
339 Other articles of metal 35.6 0.3 41.0 0.1 39.1 0.2 19.0
341 Internal-combustion piston engines 37.7 1.4 23.5 29.1 0.2 17.6
342 Turbines, boilers, nuclear reactors, and nonelectric engines and motors, S S 37.8 36.8 13.9
343 Pumps, compressors, and fans, and ventilating or recycling hoods S S S S S S 23.1
344 Air-conditioning, refrigerating, or freezing equipment 44.2 0.2 39.2 44.7 34.1
345 Materials-handling, excavating, boring, and related machinery and equipment 48.2 0.1 S S 50.0 25.6
349 Other machinery 27.1 0.6 37.6 0.1 37.4 0.2 9.5
351 Electric motors, generators, generating sets, rotary converters, 36.2 0.2 S S S S 21.0
352 Electric cooking appliances and other electrothermic or electromechanical S S S S S S 28.3
353 Line telephone or telegraph apparatus 40.8 0.1 33.1 S S 31.4
354 Electronic entertainment products, except parts 19.9 18.9 26.2 12.5
355 Computer and office equipment 29.2 0.3 29.2 36.2 14.3
356 Prepared unrecorded or prerecorded media 43.6 0.6 48.2 49.4 15.6
357 Transmission apparatus for radio or television broadcasting, radio 47.9 S S S S 14.5
358 Electronic components and parts 45.6 0.4 35.5 41.5 0.1 21.6
359 Other electronic and electrical equipment 48.1 2.0 37.0 0.1 21.3 S
361 Motor vehicles for the transport of less than 22.4 1.5 34.6 0.1 S S 27.4
362 Motor vehicles for the transport of goods and road tractors for 41.6 41.5 41.0 25.6
363 Other vehicles S S 47.8 0.2 S S 27.5
364 Parts and accessories for motor vehicles, except motorcycles and armored 22.4 2.3 25.7 0.6 22.2 0.6 27.7
371 Locomotives and rolling stock, railway track fixtures and fittings, S S S S S S 31.6
372 Aircraft and spacecraft S S S S S S 29.8
373 Ships, boats, and floating structures S S S S S S 28.9
381 Optical elements, instruments, and apparatus, except photographic and
382 Photographic and photocopying machines 49.0 S S S S S
383 Surveying,hydrographic, oceanographic, hydro S S S S S S 31.6
384 Instruments, apparatus, and appliances for medical, surgical, dental, or 18.9 0.3 45.4 S S 11.6
385 Meters and other instruments and apparatus for 45.3 41.2 48.8 22.0
390 Furniture, mattresses and mattress supports, lamps, lighting fittings, and 15.1 0.3 19.8 29.8 0.1 12.3
401 Arms and ammunition
402 Toys, games, and sporting equipment 41.8 0.3 S S S S 21.7
409 Miscellaneous manufactured products 38.6 1.3 22.7 0.1 28.8 0.4 12.6
411 Metallic waste and scrap 28.6 0.1 33.5 1.0 47.2 1.2 S
412 Nonmetallic waste and scrap, except from food processing S S 49.9 47.7 33.1
439 Mixed freight 20.5 2.0 17.7 0.6 35.4 1.2 34.0
-- Commodity unknown 30.7 S S 28.5 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.