National statistics on smoking are provided by two federal surveys, the NationalHealthInterviewSurvey (NHIS) and the NationalSurvey on Drug Use and Health (NSDUH).
And just 5.5% of 30, 000-plus Americans included in a NationalHealthInterviewSurvey said they communicated with a health-care provider by email in 2011, up slightly from 4.6% in 2009.