During the past 30 days, for about how many days did you
find yourself unintentionally falling asleep during the day?

Response Unweighted Frequency Weighted Percentage Standard Error 95% Confidence Limit
Lower Upper
None 5416 70.6 0.9 68.8 72.4
One day 340 5.5 0.6 4.3 6.6
Two days 632 7.4 0.6 6.3 8.5
Three days 324 3.1 0.3 2.5 3.7
Four days 202 1.8 0.2 1.5 2.2
Five days 229 2.4 0.2 2.0 2.9
Six to Eight days 154 1.6 0.2 1.2 2.0
Nine to Eleven days 121 1.4 0.2 1.0 1.8
Twelve to Fourteen days 51 0.5 0.1 0.3 0.7
Fifteen or more days 551 5.8 0.4 4.9 6.6

Among all respondents, excluding unknowns and refusals.
 
On Questionnaire Split B
 
ASKED ONLY TO LANDLINE SURVEY RESPONDENTS