Export Table B–3a,,,,,, "Estimated Measures of Reliability for Export Shipment Characteristics by Country of Destination: 2002 ",,,,,, "[Estimates are shown as percents and are based on data from the 2002 Commodity Flow Survey] ",,,,,, Country of destination, Value ,, Tons ,,, , CV 02 , Std. error of percent , CV 02 , Std. error of percent ,, Total,4.9,—,11.8,—,, Canada,4.5,1.2,9.5,3.0,, Mexico,18.0,1.4,16.0,1.2,, All Other,4.9,1.1,15.0,2.9,, " KEY: — 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. CV Coefficient of variation of number",,,,,, "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.",,,,,, ,,