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U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

Table B-25. Estimated Coefficients of Variation for Shipment Characteristics of Temperature Controlled Shipments (1) by NAICS (2) for the United States: 2012

Monday, July 13, 2015

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(Estimates are based on data from the 2012 Commodity Flow Survey)

NAICS code NAICS title Value Tons Ton-miles (3) Average miles per shipment
coefficient of variation of number coefficient of variation of number coefficient of variation of number coefficient of variation of number
  Total 3.2 2.3 2.1 6
212 Mining (except oil and gas) S 33.1 S 25.9
31–33 Manufacturing 1.8 3.1 3.4 9.8
311 Food manufacturing 2 2.5 4 11.4
312 Beverage and tobacco product manufacturing 14.9 16.3 15.2 32
313 Textile mills 24.2 26.4 27.8 36
314 Textile product mills 0 0 0 0
315 Apparel manufacturing 0 0 0 0
316 Leather and allied product manufacturing S S S 5.5
321 Wood product manufacturing 0 0 0 0
322 Paper manufacturing S S S 31.7
323 Printing and related support activities S S 32.7 23.2
324 Petroleum and coal products manufacturing 13.7 7.7 19.1 14.5
325 Chemical manufacturing 8.7 13.7 17.3 4.8
326 Plastics and rubber products manufacturing 18.8 36.1 34.1 8.4
327 Nonmetallic mineral product manufacturing 24.7 33.6 26.4 S
331 Primary metal manufacturing 39.6 S 38.3 32.7
332 Fabricated metal product manufacturing S S S S
333 Machinery manufacturing S S S 20.3
334 Computer and electronic product manufacturing 31.4 S S 11.3
335 Electrical equipment, appliance, and component manufacturing 23.5 19.6 18.7 3.6
336 Transportation equipment manufacturing S 44.7 35.1 22.5
337 Furniture and related product manufacturing 0 0 0 0
339 Miscellaneous manufacturing 19.6 41.3 32 36
42 Wholesale trade 5.1 3.8 6.7 6.1
423 Merchant wholesalers, durable goods 18.6 20.5 34.5 7.3
4231 Motor vehicle and motor vehicle parts and supplies merchant wholesalers 0 0 0 0
4232 Furniture and home furnishing merchant wholesalers S S S 40.2
4233 Lumber and other construction materials merchant wholesalers 42.7 45.3 S 38.9
4234 Professional and commercial equipment and supplies merchant wholesalers 16.9 27.1 40.1 6.1
4235 Metal and mineral (except petroleum) merchant wholesalers 38.8 38.9 40.4 S
4236 Electrical and electronic goods merchant wholesalers S S S 46.4
4237 Hardware, plumbing and heating equipment and supplies merchant wholesalers S S S S
4238 Machinery, equipment, and supplies merchant wholesalers 49.7 S S S
4239 Miscellaneous durable goods merchant wholesalers S S S S
424 Merchant wholesalers, nondurable goods 5 3.9 6.5 6.4
4241 Paper and paper product merchant wholesalers 31 37.6 31.4 S
4242 Drugs and druggists’ sundries merchant wholesalers 15 16.4 29.7 13.1
4243 Apparel, piece goods, and notions merchant wholesalers S S S S
4244 Grocery and related product merchant wholesalers 2.9 3.3 6.3 5.6
4245 Farm product raw material merchant wholesalers 30.8 48.7 32.5 23.5
4246 Chemical and allied products merchant wholesalers 20.8 22.1 21.9 S
4247 Petroleum and petroleum products merchant wholesalers 31.1 28.6 32.8 36.5
4248 Beer, wine, and distilled alcoholic beverage merchant wholesalers 8.5 9.7 27.8 10.5
4249 Miscellaneous nondurable goods merchant wholesalers 7.1 14.5 21.9 20.4
4541 Electronic shopping and mail-order houses 13.7 40.8 44.3 32.4
45431 Fuel dealers 18.1 17.2 17.5 10.3
4931 (4) Warehousing and storage 7.9 6.9 9.2 14.6
5111 Newspaper, periodical, book, and directory publishers 0 0 0 0
551114 Corporate, subsidiary, and regional managing offices 29.7 44.6 41.9 28.8

KEY: S = Withheld because estimate did not meet publication standards.

(1) Shipments that are temperature controlled are transported in a vehicle or container that regulates or maintains the temperature when en route to its destination.

(2) NAICS codes shown are those covered in the Commodity Flow Survey.

(3) Ton-miles estimates are based on estimated distances traveled along a modeled transportation network. See “Mileage Calculations” section for additional information.

(4) For tabulation and publication purposes, NAICS 484 is grouped with NAICS 4931.

NOTES: The Introduction and appendixes give information on 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: U.S. Department of Transportation, Bureau of Transportation Statistics and U.S. Department of Commerce, U.S. Census Bureau, 2012 Economic Census: Transportation Commodity Flow Survey, December 2014.