The data displays the results of an online survey conducted by Ipsos from May 19 to June 4, 2015. U.S. adults who indicated to currently use electronic cigarettes or a vapor device were asked when they first start e-smoking. Some 31% of survey respondents reported to have started e-smoking within the past year.
Within the last 6 months | 37 |
Within the past year | 31 |
Over a year ago | 31 |