Through which of following media did you hear or see
advertisements about the prevention of underage drinking:
 
BILLBOARD?

Response Unweighted Frequency Weighted Percentage Standard Error Lower 95% Confidence
Limit		 Upper 95% Confidence
Limit
Yes 935 35.4 1.2 33.1 37.7
No 1870 64.6 1.2 62.3 66.9

Asked among those respondents who reported hearing, reading or
seeing advertisments about the prevention of underage drinking,
excluding excluding unknowns and refusals.
 
On Questionnaire Split B