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 8.9 9.6 18.0 10.0
10 Live animals and live fish 28.4 31.6 35.7 23.2
21 Wheat 47.1 47.4 0.1 S S S
22 Corn, except sweet S S S S S S S
29 Other cereal grains S S S S S S S
31 Fresh or chilled potatoes (Irish potatoes), except sweet 43.7 44.1 43.4 26.0
32 Fresh or chilled edible vegetables, except potatoes (Irish potatoes) S S 44.4 48.9 32.9
33 Fresh, chilled, or dried edible fruit and nuts S S S S S S 31.5
34 Soya beans 36.9 0.1 36.6 0.8 32.6 1.3 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 26.9
39 Fresh-cut flowers, plants, and parts of plants, and other agricultural S S S S S S 31.1
41 Cereal straw or husks, forage products, residues and waste from the food 36.8 42.7 0.1 43.5 0.3 30.6
42 Animal feed preparations 45.2 0.3 49.2 0.6 49.2 0.9 49.2
51 Meat including poultry, except preparations 39.0 0.2 39.9 0.1 S S 34.2
52 Fish, except live, and seafood, except preparations S S S S S S 29.4
53 Preparations, extracts, and juices of meat, fish, or seafood
61 Wheat flour, groats, and meal
62 Malt, starches, inulin, wheat gluten, and milled or otherwise worked
63 Food preparations of cereals, flour, starch, or milk 42.9 0.4 S S S S 12.8
64 Bakery products 32.4 0.3 37.3 0.2 38.0 0.7 31.6
71 Dairy products, except chocolate milk, eggnog, and food preparations of milk 40.5 0.2 S S S S S
72 Processed or prepared vegetables, fruit, or nuts, except dried or milled, 37.4 0.2 46.7 0.1 S S S
73 Coffee, tea, and spices, except unprocessed coffee and unfermented tea S S S S S S S
74 Animal or vegetable fats and oils and their cleavage products, prepared S S 25.7 0.2 34.3 0.8 17.9
75 Cane, beet, and other sugars in solid form, sugar syrups not containing S S S S S S S
76 Confectionery, cocoa, and cocoa preparations S S S S S S 29.6
77 Edible preparations, necand vinegar 22.3 0.2 26.6 0.1 46.1 0.4 19.7
78 Nonalcoholic beverages, necand ice 36.6 0.2 32.2 0.5 36.6 0.2 S
81 Malt Beer 41.2 0.4 37.2 0.5 S S S
82 Wine and other fermented beverages S S S S S S S
83 Spirituous beverages and ethyl alcohol S S S S S S 30.7
90 Tobacco products S S S S S S 46.4
100 Monumental or building stone, except dolomite S S S S S S 26.8
110 Natural sands, except metal-bearing 29.0 21.9 1.1 28.1 0.2 18.1
120 Gravel and crushed stone, except dolomite and slate 17.9 17.7 3.1 18.8 0.5 15.3
131 Salt 34.0 43.2 0.2 34.1 S
132 Natural calcium phosphates, natural aluminum-calcium phosphates, and S S S S S S 31.6
133 Dolomite S S S S S S 27.0
139 Other nonmetallic minerals S S S S S S S
141 Iron ores and concentrates
149 Other metallic ores and concentrates S S S S S S 28.6
151 Nonagglomerated bituminous coal 32.9 32.8 1.4 42.3 1.9 15.4
159 Other coal
171 Gasoline 14.4 0.3 15.4 1.6 25.0 0.4 6.6
172 Aviation turbine fuel (types A and B) S S S S S S 24.8
180 Fuel oils 28.0 0.2 28.0 1.1 36.1 0.4 8.5
191 Lubricating oils and greases S S S S 44.0 S
192 Refined petroleum oils and oils obtained from bituminous minerals, nec S S 40.1 S S 27.4
193 Gaseous hydrocarbons S S S S S S 27.4
199 Other products of petroleum refining, and coal products 25.5 22.3 0.2 31.5 0.4 S
201 Sodium hydroxide (caustic soda) and potassium hydroxide (caustic potash) S S S S 45.0 27.6
202 Inorganic chemicals, nec 46.1 0.4 S S S S 24.7
203 Cyclic hydrocarbons 49.4 S S 45.4 0.1 S
204 Phenols, phenol-alcohols, aldehydes, cyclic polymers of aldehydes, 44.6 39.8 31.7 0.1 27.6
205 Organic chemicals, nec 34.8 0.2 37.5 0.2 48.7 0.7 22.4
210 Pharmaceutical products 20.3 1.0 S S S S 14.1
220 Fertilizers and fertilizer materials S S S S S S 43.8
231 Paints and varnishes, tanning or dyeing extracts, tannins and their 42.3 0.4 27.3 0.1 32.2 0.4 17.2
232 Essential oils and resinoids, and perfumery, cosmetic, or toilet preparations 31.9 0.1 S S S S 22.9
233 Soap, organic surface-active agents, cleaning preparations, polishes and 28.6 0.3 21.2 0.2 30.0 0.5 41.9
234 Photographic film, plates, paper, paperboard, or textiles, and chemical 42.4 S S S S S
235 Insecticides, rodenticides, fungicides, herbic 45.1 46.7 S S 23.4
239 Other chemical products and preparations 37.0 0.5 27.2 0.2 33.4 0.7 16.7
241 Plastics in primary forms, rubber in primary forms or sheets, and 28.5 0.3 47.0 0.2 S S 11.5
242 Manmade fibers and plastics basic shapes and articles 16.8 0.5 18.3 0.2 19.0 0.6 11.6
243 Rubber articles 29.1 0.1 32.9 28.8 0.1 24.4
250 Logs and other wood in the rough S S 35.8 28.4 S
261 Wood chips or particles S S S S S S 26.4
262 Lumber, wood continuously shaped along any of its edges or faces, and 14.6 28.9 0.2 33.1 0.2 49.3
263 Veneer sheets and sheets for plywood, particle board, fiberboard, plywood, 24.4 31.9 45.2 0.2 44.4
264 Builders joinery and carpentry of wood, except shingles and shakes 25.0 25.3 24.9 44.0
269 Other wood products 35.5 33.4 39.4 23.1
271 Pulp of fibrous cellulosic materials
272 Newsprint in large rolls or sheets S S S S S S 29.1
273 Uncoated paper and paperboard in large rolls or sheets 34.9 0.2 36.6 0.3 32.8 0.5 29.9
274 Coated, impregnated, treated, or worked paper and paperboard, in large 20.0 21.0 25.8 0.1 S
280 Paper or paperboard articles 19.9 0.2 24.0 0.2 24.7 0.2 46.8
291 Printed books, brochures, leaflets, and similar printed products 38.8 0.1 39.9 41.6 14.1
292 Newspapers, journals, and periodicals S S S S S S 27.6
293 Advertising material, commercial or trade catalogues, and similar printed 39.0 0.1 S S S S 18.9
299 Other printed products S S S S S S 15.3
301 Textile fibers, yarns, and broadwoven or knitt 30.7 0.2 30.1 33.0 18.8
302 Textile clothing and accessories, and headgear, except safety 28.4 1.0 23.1 21.3 14.4
303 Textiles and textile articles, nec 30.7 0.2 43.1 37.9 0.1 9.1
304 Footwear 45.0 0.1 S S 47.6 16.2
305 Leather and articles, luggage of related materials, and dressed furskins 44.3 43.1 44.6 22.7
311 Hydraulic cements 42.9 43.1 0.1 45.5 26.8
312 Ceramic products 28.3 S S S S 35.4
313 Glass and glass products 42.0 0.5 29.2 0.2 44.6 0.6 22.2
319 Other nonmetallic mineral products 14.7 35.9 1.7 46.1 2.0 38.6
321 Iron and steel in primary forms, in semifinished forms, or in powders or 41.0 S S S S 20.4
322 Flat-rolled products of iron or steel 20.0 0.5 20.5 0.9 24.3 1.2 17.8
323 Bars, rods, angles, shapes, sections, and wire, of iron or steel 26.6 0.3 26.5 0.3 30.9 0.4 16.1
324 Nonferrous metal, except precious, in unwrought forms, in finished basic 22.8 0.4 23.0 0.2 28.4 0.4 8.6
331 Pipes, tubes, and fittings 29.7 0.4 20.5 0.2 24.7 0.5 11.7
332 Structures and parts, except prefabricated buildings 20.6 0.2 38.6 0.2 S S 19.0
333 Handtools, cutlery, except of precious metals, interchangeable tools for 27.8 0.3 37.5 44.7 0.2 8.3
339 Other articles of metal 27.1 0.3 S S 44.0 0.4 13.7
341 Internal-combustion piston engines 25.3 0.5 31.3 0.1 16.6 37.2
342 Turbines, boilers, nuclear reactors, and nonelectric engines and motors, S S S S S S 21.0
343 Pumps, compressors, and fans, and ventilating or recycling hoods 22.8 0.1 26.9 38.2 20.5
344 Air-conditioning, refrigerating, or freezing equipment S S 36.6 41.6 0.1 21.8
345 Materials-handling, excavating, boring, and related machinery and equipment 24.5 0.2 39.4 38.8 22.6
349 Other machinery 15.9 0.8 23.1 0.1 29.3 0.5 19.3
351 Electric motors, generators, generating sets, rotary converters, 32.6 S S S S 22.3
352 Electric cooking appliances and other electrothermic or electromechanical 24.5 0.1 25.5 25.9 14.2
353 Line telephone or telegraph apparatus S S 49.6 S S 27.1
354 Electronic entertainment products, except parts S S S S S S 32.7
355 Computer and office equipment 23.7 0.3 28.1 40.1 10.3
356 Prepared unrecorded or prerecorded media 34.8 37.8 42.9 8.3
357 Transmission apparatus for radio or television broadcasting, radio S S S S S S 35.4
358 Electronic components and parts 40.5 0.4 24.9 27.0 0.2 19.0
359 Other electronic and electrical equipment S S S S S S S
361 Motor vehicles for the transport of less than 30.7 1.1 31.3 27.8 0.2 43.0
362 Motor vehicles for the transport of goods and road tractors for 46.4 0.2 46.3 48.7 23.8
363 Other vehicles 42.9 0.2 33.4 45.8 S
364 Parts and accessories for motor vehicles, except motorcycles and armored 46.2 4.6 33.7 1.2 45.7 3.6 36.7
371 Locomotives and rolling stock, railway track fixtures and fittings, S S 44.8 45.2 25.8
372 Aircraft and spacecraft 38.7 0.8 48.5 48.4 15.3
373 Ships, boats, and floating structures S S S S S S 31.6
381 Optical elements, instruments, and apparatus, except photographic and 43.5 48.4 48.2 S
382 Photographic and photocopying machines 42.0 45.6 49.4 23.4
383 Surveying,hydrographic, oceanographic, hydro S S S S S S 30.4
384 Instruments, apparatus, and appliances for medical, surgical, dental, or 36.0 S S S S 17.1
385 Meters and other instruments and apparatus for 30.7 0.2 21.8 28.4 11.9
390 Furniture, mattresses and mattress supports, lamps, lighting fittings, and 19.4 0.3 13.6 17.6 0.2 9.7
401 Arms and ammunition S S S S S S 32.0
402 Toys, games, and sporting equipment 14.2 24.4 30.7 8.9
409 Miscellaneous manufactured products 13.7 0.4 S S 42.6 0.6 10.8
411 Metallic waste and scrap S S S S S S 48.2
412 Nonmetallic waste and scrap, except from food processing 44.8 S S S S 29.1
439 Mixed freight 16.3 1.1 15.8 0.4 27.9 0.6 24.7
-- Commodity unknown 20.2 37.2 0.1 47.7 0.3 27.8

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.