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 5.4 7.8 9.4 7.7
10 Live animals and live fish
21 Wheat S S S S S S 29.5
22 Corn, except sweet S S S S S S 27.4
29 Other cereal grains S S S S S S 48.8
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 48.3 0.4 S S S
33 Fresh, chilled, or dried edible fruit and nuts S S S S S S S
34 Soya beans S S S S S S 28.0
35 Oil seeds and nuts, except olives and soya beans S S S S S S 31.2
36 Bulbs, live plants, and seeds for sowing, nec S S S S S S 31.6
39 Fresh-cut flowers, plants, and parts of plants, and other agricultural S S S S S S 29.0
41 Cereal straw or husks, forage products, residues and waste from the food 37.7 43.4 44.2 32.8
42 Animal feed preparations S S S S S S 28.7
51 Meat including poultry, except preparations 28.6 0.2 23.8 29.6 0.1 20.7
52 Fish, except live, and seafood, except preparations S S S S S S 32.3
53 Preparations, extracts, and juices of meat, fish, or seafood
61 Wheat flour, groats, and meal S S S S S S 32.1
62 Malt, starches, inulin, wheat gluten, and milled or otherwise worked S S S S S S 29.5
63 Food preparations of cereals, flour, starch, or milk 29.1 20.1 30.8 0.2 S
64 Bakery products 30.7 40.5 44.2 0.1 29.9
71 Dairy products, except chocolate milk, eggnog, and food preparations of milk 36.4 0.4 S S 48.6 0.6 43.1
72 Processed or prepared vegetables, fruit, or nuts, except dried or milled, S S 42.1 0.5 48.1 1.7 18.2
73 Coffee, tea, and spices, except unprocessed coffee and unfermented tea S S S S S S 39.7
74 Animal or vegetable fats and oils and their cleavage products, prepared 47.7 41.3 S S 29.6
75 Cane, beet, and other sugars in solid form, sugar syrups not containing 32.9 35.2 35.2 36.8
76 Confectionery, cocoa, and cocoa preparations S S 46.8 S S 25.6
77 Edible preparations, necand vinegar S S 36.3 40.2 0.3 38.4
78 Nonalcoholic beverages, necand ice 22.5 0.1 33.4 0.3 39.3 0.2 28.3
81 Malt Beer 43.6 0.3 S S 48.8 26.2
82 Wine and other fermented beverages S S S S S S 26.5
83 Spirituous beverages and ethyl alcohol S S S S S S 30.6
90 Tobacco products 23.2 23.4 25.1 21.5
100 Monumental or building stone, except dolomite S S S S S S S
110 Natural sands, except metal-bearing S S 32.0 2.1 47.7 1.2 35.6
120 Gravel and crushed stone, except dolomite and slate 13.3 12.9 1.8 28.9 2.2 12.4
131 Salt 37.8 42.0 0.1 S S 28.4
132 Natural calcium phosphates, natural aluminum-calcium phosphates, and
133 Dolomite S S S S S S 29.7
139 Other nonmetallic minerals S S S S 43.9 0.1 27.1
141 Iron ores and concentrates 33.7 28.0 1.5 36.1 3.5 22.4
149 Other metallic ores and concentrates S S S S S S S
151 Nonagglomerated bituminous coal S S S S S S 31.6
159 Other coal
171 Gasoline 13.5 0.3 16.1 1.5 19.5 0.4 11.2
172 Aviation turbine fuel (types A and B) S S S S S S 31.6
180 Fuel oils 20.0 0.1 21.7 0.6 30.8 0.2 16.4
191 Lubricating oils and greases S S S S S S S
192 Refined petroleum oils and oils obtained from bituminous minerals, nec S S S S S S S
193 Gaseous hydrocarbons S S S S S S 24.2
199 Other products of petroleum refining, and coal products S S S S S S 24.8
201 Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) S S 46.3 48.6 28.1
202 Inorganic chemicals, nec 44.8 0.1 44.8 0.6 S S S
203 Cyclic hydrocarbons S S S S S S S
204 Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes, S S 38.2 S S S
205 Organic chemicals, nec 40.4 0.1 S S S S S
210 Pharmaceutical products 20.7 0.7 S S S S 7.4
220 Fertilizers and fertilizer materials S S S S S S 47.5
231 Paints and varnishes, tanning or dyeing extracts, tannins and their S S S S S S 25.1
232 Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations 37.9 0.2 33.6 38.6 23.3
233 Soap, organic surface-active agents, cleaning preparations, polishes and 46.1 0.1 40.6 47.9 0.1 18.3
234 Photographic film, plates, paper, paperboard, or textiles, and chemical S S S S S S 29.8
235 Insecticides, rodenticides, fungicides, herbic S S S S S S S
239 Other chemical products and preparations 27.6 41.1 0.1 36.7 0.3 24.0
241 Plastics in primary forms, rubber in primary forms or sheets, and 30.7 0.1 35.1 0.1 35.9 0.3 20.8
242 Manmade fibers and plastics basic shapes and articles 26.2 0.8 48.1 0.5 S S 13.4
243 Rubber articles 34.6 0.1 41.6 S S 23.1
250 Logs and other wood in the rough S S S S S S 30.8
261 Wood chips or particles S S S S S S 27.2
262 Lumber, wood continuously shaped along any of its edges or faces, and 27.2 0.1 30.4 0.2 32.4 0.2 25.1
263 Veneer sheets and sheets for plywood, particle board, fiberboard, plywood, 47.5 0.1 20.8 0.1 24.8 0.4 19.5
264 Builders joinery and carpentry of wood, except shingles and shakes 33.6 19.2 30.8 28.5
269 Other wood products 43.8 41.4 S S S
271 Pulp of fibrous cellulosic materials 42.1 42.2 45.2 0.1 26.6
272 Newsprint in large rolls or sheets S S S S S S 26.5
273 Uncoated paper and paperboard in large rolls or sheets 18.4 12.3 14.2 0.1 26.3
274 Coated, impregnated, treated, or worked paper and paperboard, in large 16.1 15.1 0.2 10.7 0.3 S
280 Paper or paperboard articles 35.6 0.2 S S S S 18.7
291 Printed books, brochures, leaflets, and similar printed products 39.1 0.1 46.1 45.4 6.8
292 Newspapers, journals, and periodicals S S S S S S 31.1
293 Advertising material, commercial or trade catalogues, and similar printed 38.9 40.4 S S S
299 Other printed products 30.8 39.3 37.3 15.2
301 Textile fibers, yarns, and broadwoven or knitt 40.1 S S 46.3 12.9
302 Textile clothing and accessories, and headgear, except safety 46.2 0.5 42.9 36.2 14.5
303 Textiles and textile articles, nec 23.4 S S S S 21.7
304 Footwear S S S S S S 19.1
305 Leather and articles, luggage of related materials, and dressed furskins 32.2 22.4 26.8 22.7
311 Hydraulic cements S S S S S S 24.5
312 Ceramic products S S S S S S 26.6
313 Glass and glass products 35.8 0.1 28.4 26.1 38.9
319 Other nonmetallic mineral products 32.7 0.2 35.2 1.6 S S 35.8
321 Iron and steel in primary forms, in semifinished forms, or in powders or S S 49.7 S S 19.7
322 Flat-rolled products of iron or steel 30.9 0.4 26.1 1.1 23.9 0.6 28.7
323 Bars, rods, angles, shapes, sections, and wire, of iron or steel 29.6 0.4 41.6 1.1 34.8 0.9 26.8
324 Nonferrous metal, except precious, in unwrought forms, in finished basic 26.7 0.2 39.8 0.2 S S 41.9
331 Pipes, tubes, and fittings S S S S 48.7 0.2 22.2
332 Structures and parts, except prefabricated buildings 28.9 0.2 24.1 0.1 31.2 0.3 20.0
333 Handtools, cutlery, except of precious metals, interchangeable tools for 28.1 0.4 43.9 0.3 37.9 0.3 17.1
339 Other articles of metal 28.6 25.6 28.4 17.3
341 Internal-combustion piston engines 14.6 0.5 23.1 0.2 23.4 0.3 23.9
342 Turbines, boilers, nuclear reactors, and nonelectric engines and motors, S S S S S S 31.2
343 Pumps, compressors, and fans, and ventilating or recycling hoods 23.6 0.2 40.9 33.8 S
344 Air-conditioning, refrigerating, or freezing equipment 42.2 0.1 S S S S S
345 Materials-handling, excavating, boring, and related machinery and equipment 25.7 0.2 32.8 37.6 S
349 Other machinery 15.3 0.9 15.9 0.1 10.3 0.2 24.0
351 Electric motors, generators, generating sets, rotary converters, 38.5 0.4 S S S S 41.8
352 Electric cooking appliances and other electrothermic or electromechanical 29.4 0.1 27.5 33.2 0.1 16.9
353 Line telephone or telegraph apparatus S S S S S S S
354 Electronic entertainment products, except parts 34.5 S S S S 20.8
355 Computer and office equipment S S S S S S 14.8
356 Prepared unrecorded or prerecorded media S S S S S S 20.8
357 Transmission apparatus for radio or television broadcasting, radio S S S S S S S
358 Electronic components and parts S S S S S S 20.5
359 Other electronic and electrical equipment 43.9 0.6 S S S S 30.7
361 Motor vehicles for the transport of less than 10.5 2.0 12.6 0.2 21.4 1.2 16.4
362 Motor vehicles for the transport of goods and road tractors for S S S S 40.2 34.7
363 Other vehicles 45.7 0.6 43.6 0.1 S S 33.8
364 Parts and accessories for motor vehicles, except motorcycles and armored 20.7 2.8 9.6 0.5 15.6 1.6 18.7
371 Locomotives and rolling stock, railway track fixtures and fittings, S S S S S S 28.0
372 Aircraft and spacecraft 39.7 0.2 S S 44.0 11.1
373 Ships, boats, and floating structures S S S S S S 31.9
381 Optical elements, instruments, and apparatus, except photographic and S S S S S S 26.2
382 Photographic and photocopying machines S S S S S S 31.6
383 Surveying,hydrographic, oceanographic, hydro S S 45.2 S S S
384 Instruments, apparatus, and appliances for medical, surgical, dental, or 42.8 0.2 32.0 30.5 15.2
385 Meters and other instruments and apparatus for 27.1 S S S S 43.4
390 Furniture, mattresses and mattress supports, lamps, lighting fittings, and 31.6 1.1 43.8 1.2 22.1 0.8 18.4
401 Arms and ammunition S S S S S S 31.6
402 Toys, games, and sporting equipment 36.3 S S 48.8 12.8
409 Miscellaneous manufactured products 13.7 0.2 28.6 20.9 0.1 11.0
411 Metallic waste and scrap S S 43.9 1.8 41.5 1.4 17.7
412 Nonmetallic waste and scrap, except from food processing S S S S S S 26.9
439 Mixed freight 15.5 0.9 21.3 0.7 23.6 0.3 31.1
-- Commodity unknown 29.8 38.8 39.0 42.2

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.