Table B-3c. Estimated Standard Error of Percentage for Export Shipment Characteristics by Country of Destination: Percent of Total for 2002 and 1997
[Estimates are based on data from the 2002 and 1997 Commodity Flow Surveys. Because of rounding, estimates may not be additive]
|Country of destination||Value||Tons|
|Std. error of percent 2002||Std. error of percent 1997||Std. error of percent 2002||Std. error of percent 1997|
– Represents an estimate 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.
NOTE: 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: Research and Innovative Technologies Administration, Bureau of Transportation Statistics (USDOT) and U.S. Census Bureau, 2002 Commodity Flow Survey, Export Data, March 2005.