In January, 34 million UK Internet users spent 58.8 billion minutes watching 8.4 billion videos, comScore’s Video Metrix reports. The number one destination, with 30 million uniques, was Google Sites, with an assist from YouTube. Of all those viewers, 64.1% were exposed to a video ad, with the 15-24 age group representing the largest video ad audience. While the audience hasn’t grown in six months, the number of videos soared by 28%.