Table 12,,,,,,,,,,,, Overall confidence levels in the ability of security screeners to keep air travel secure,,,,,,,,,,,, Amount of Confidence,All Adults,,,Fliers,,,Non-fliers,,,,, ,Estimate (percent),Standard Error (percent),Sample Size,Estimate (percent),Standard Error (percent),Sample Size,Estimate (percent),Standard Error (percent),Sample Size,,, No/small amount,18.3,1.5,155,17.2,2.5,52,18.8,1.9,103,,, Moderate amount,46.1,2.0,387,51.5,3.3,149,43.3,2.5,238,,, A great deal of/total,35.7,1.9,301,31.3,3.0,97,38.0,2.4,204,,, TOTAL,100.0,NA,843,100.0,NA,298,100.0,NA,545,,, KEY: NA = Not applicable,,,,,,,,,,,, NOTES: Percentages may not sum to 100 percent due to independent rounding. All estimates are weighted to represent U.S. noninstitutionalized adult population (18 and older).,,,,,,,,,,,, "SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, Omnibus Household Survey, December 2004.",,,,,,,,,,,, ,,,,,,,,,,,, ,,,,,,,,,,,, ,,,,,,,,,,,, ,,,,,,,,,,,, ,,,,,,,,,,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,, ,,,