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Table 5: Distribution of travelers based on differences between expected and reported wait time at security screening

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Reported Versus Expected Wait Estimate (percent) Standard Error (percent) Sample Size
Shorter or much shorter 46.8 3.4 138
About what was expected 37.8 3.2 115
Longer or much longer 8.8 2.0 25
Had no expectations 6.5 1.5 21
TOTAL 100.0 NA 299

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.