IAB UK commissioned YouGov in Feb 2018, who conducted a survey of 2,059 GB online adults. This is a follow up from the ad blocking data collected from Feb 2017, July 2016, Feb 2016, Oct 2015, June 2015 and March 2015. Key findings: Ad blocking levels have remained relatively consistent, at just under 25% Current usage may be lower than this, as 15% selected anti-virus software or fake software as their only ad blocker Almost a fifth of ad blockers are not currently using one, citing being asked...