Ratio of Current Vapers to Current Smokers
Knowledge•Action•Change (2018)- No Fire, No Smoke: The Global State of Tobacco Harm Reduction
A simple metric giving the ratio of current e-cigarette users to current smokers. This shows that the highest is the UK at 0.29. In other words, there are 29 e-cigarette users for every hundred smokers in the UK. In many other EU countries, the ratio is above 0.10.
See also p. 42 of the report: No Fire, No Smoke: The Global State of Tobacco Harm Reduction 2018 — Global State of Tobacco Harm Reduction (gsthr.org)
