Percentage distribution of adult* current cigarette smokers†, by number of cigarettes smoked per day, and percentage of adult current cigarette smokers who smoked >25 cigarettes per day, by sex, race, Hispanic origin, age, and education

National Health Interview Surveys, Selected Years—United States, 1974–2006

Footnotes

* Persons ≥ 18 years of age.

† Current smokers reported smoking ≥ 100 cigarettes and currently smoked.

§ Data on education are presented for persons ≥25 years of age.

Note: For any year, 95% confidence intervals do not exceed ±2.0% for the total population, ± 0.6 for the mean number of cigarettes smoked per day, ±2.4% for men, ±2.0% for women, ±1.9% for whites, ±3.0% for blacks, ±5.3 for Hispanics, ±14.8% for Asian/Pacific Islanders, ±23.4% for American Indian/Alaska Natives, ±3.4% for persons ages 18–24 years, ± 2.4% for persons ages 25–44 years, ±3.5% for persons ages 45–64 years, ±4.7% for persons ages >= 65 years, ±5.5% for <8 years of education, ±5.2% for 9–11 years of education, ±3.1% for 12 years of education, ±5.0% for 13–15 years of education, ±5.3% for >=16 years of education, ±1.7% for persons at or above the poverty level, ±3.86% for persons below the poverty level, and ±5.5% for persons with unknown poverty level.