Legacy Book

You are here

Table B-5b. Estimated Measures of Reliability for Export Shipment Characteristics by Two-Digit Commodity: 2012 and 2007

Excel | CSV

(Estimates are based on data from the 2012 and 2007 Commodity Flow Surveys)

SCTG code Description Value Tons
Coefficient of variation of number Standard error of percent change Coefficient of variation of number Standard error of percent change
2012 2007 2012 2007
  All commodities (1) 2.0 2.5 4.2 10.4 4.2 13.2
01 Live animals and live fish 43.0 S S S S S
02 Cereal grains (includes seed) 18.8 15.6 21.6 20.1 15.2 13.9
03 Agricultural products (excludes animal feed, cereal grains, and forage products) 8.5 12.6 29.3 9.9 12.7 21.2
04 Animal feed, eggs, honey, and other products of animal origin 11.8 26.4 21.6 17.2 19.8 15.5
05 Meat, poultry, fish, seafood, and their preparations 8.0 7.4 15.9 5.9 13.5 17.3
06 Milled grain products and preparations and bakery products 13.3 11.3 22.3 17.2 15.4 25.8
07-R (2) Other prepared foodstuffs and fats and oils 11.1 11.4 X 14.9 16.0 X
08-R (3) Alcoholic beverages, and Denatured Alcohol 15.6 31.8 X 8.9 23.5 X
09 Tobacco products 39.6 43.1 94.1 33.1 38.4 158.0
10 Monumental or building stone 33.8 27.1 128.0 32.3 44.1 191.0
11 Natural sands 31.0 25.3 105.6 11.6 22.1 34.8
12 Gravel and crushed stone (excludes dolomite and slate) 28.4 24.9 32.4 S 32.7 S
13 Other nonmetallic minerals, n.e.c. 12.0 31.4 29.3 14.2 12.4 16.0
14 Metallic ores and concentrates 15.3 34.2 39.1 41.5 29.3 219.5
15 Coal 25.8 37.0 66.4 44.0 32.7 73.5
17-R (4) Gasoline, aviation turbine fuel, and ethanol (includes kerosene, and fuel alcohols) 39.2 S X 37.6 S X
18-R (5) Fuel oils (includes diesel, Bunker C, and biodiesel) 45.8 43.4 X 47.1 S X
19 Other coal and petroleum products, n.e.c. 16.3 19.1 33.6 44.6 12.8 88.2
20 Basic chemicals 12.8 9.7 14.9 11.5 15.7 12.1
21 Pharmaceutical products 9.5 22.8 37.2 12.8 16.7 17.3
22 Fertilizers S 39.0 S S 45.3 S
23 Chemical products and preparations, n.e.c. 8.2 11.1 17.2 6.4 4.3 7.0
24 Plastics and rubber 6.8 4.6 12.6 14.7 8.0 21.2
25 Logs and other wood in the rough S 19.7 S 41.8 19.3 18.6
26 Wood products 10.4 10.7 17.4 16.8 15.1 29.5
27 Pulp, newsprint, paper, and paperboard 11.9 7.0 18.9 14.7 7.0 20.4
28 Paper or paperboard articles 11.3 12.1 18.8 17.7 16.1 25.8
29 Printed products 14.3 10.7 22.0 S 30.8 S
30 Textiles, leather, and articles of textiles or leather 9.4 12.3 21.3 8.0 32.5 25.6
31 Nonmetallic mineral products 9.5 10.2 16.5 12.0 8.7 20.0
32 Base metal in primary or semi finished forms and in finished basic shapes 5.2 8.2 8.9 6.5 6.0 7.8
33 Articles of base metal 4.9 4.0 6.3 6.5 8.3 11.1
34 Machinery 6.7 7.5 12.8 8.2 9.7 12.0
35 Electronic and other electrical equipment and components and office equipment 9.2 7.2 12.1 8.7 10.6 11.3
36 Motorized and other vehicles (including parts) 10.4 6.8 18.8 8.5 7.0 13.6
37 Transportation equipment, n.e.c. 19.7 24.6 40.1 15.9 22.4 24.9
38 Precision instruments and apparatus 7.3 7.1 12.3 12.3 18.6 32.0
39 Furniture, mattresses and mattress supports, lamps, lighting fittings, and illuminated signs 11.6 8.7 21.4 16.1 15.1 23.9
40 Miscellaneous manufactured products 8.1 6.3 12.9 12.8 12.3 16.3
41 Waste and scrap 24.6 11.9 47.2 19.8 14.3 36.8
43 Mixed freight 13.2 24.9 38.9 14.7 25.1 40.2
99 Commodity unknown 0.0 S S 0.0 S S

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

X = Not applicable.

(1) Estimates exclude shipments of crude petroleum (SCTG 16).

(2) Prior to the 2012 CFS, oils and fats treated for use as biodiesel were included in Commodity Code 07. In the 2012 CFS, oils and fats treated for use as biodiesel moved to Commodity Code 18.

(3) Prior to the 2012 CFS, alcohols intended for use as fuel such as ethanol, although not specifically identified, were included in Commodity Code 08. In the 2012 CFS, ethanol moved to Commodity Code 17.

(4) Prior to the 2012 CFS, fuel alcohols such as ethanol were included in Commodity Code 08, although not specifically identified. Also, kerosene was included in Commodity Code 19. In the 2012 CFS, ethanol, fuel alcohols and kerosene moved to Commodity Code 17.

(5) Prior to the 2012 CFS, biodiesel, although not specifically identified, was included in Commodity Code 07. In the 2012 CFS, biodiesel moved to Commodity Code 18.

NOTES: Value-of-shipments estimates have not been adjusted for price changes. Appendix B tables provide estimated measures of sampling variability. 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/econ/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.

Updated: Friday, May 19, 2017