"Figure 1: Smoking prevalence has been higher when measured through face-to-face interviews than telephone ","" "Proportion who were current smokers by interview type, all persons aged 18 years and over, UK, 2015 to Quarter 1 (Jan to Mar) 2020 ","" "","" "Notes","1. Quarter 1 2020 is based on data where most were collected before the UK-wide lockdown (January to March) and has been weighted to produce estimates comparable with previous years." "Unit","%" "","" "","Telephone","Face to face ","All interviews" "2015","14.1","19.4","17.2" "2016","12.6","17.8","15.9" "2017","11.6","17.2","15.1" "2018","11.7","16.1","14.7" "2019","11.3","15.3","14.1" "2020 Q1","11.0","15.3","13.8"