QuickStats: Percentage* of Adults Who Ever Used an E-cigarette† and Percentage Who Currently Use E-cigarettes,§ by Age Group - National Health Interview Survey, United States, 2016¶.

Overall, 15.4% of adults aged ≥18 years had ever used an e-cigarette, and 3.2% currently used e-cigarettes in 2016. Adults aged 18–24 years were the most likely to have ever used an e-cigarette (23.5%); the percentage declined steadily to 4.5% among adults aged ≥65 years. Adults aged 18–24 years (4.5%) and 25–44 years (4.2%) were more likely to be current e-cigarette users than adults aged 45–64 years (2.9%) and those aged ≥65 years (1.0%). Across all age groups, fewer than one fourth of adults who had ever used an e-cigarette reported being a current user.