This stat from this article is no surprise to me, the son of a man who had my teen aged cousin smuggle sweeties into the hospital in his socks so the nurses would not catch him:

The sweetest tooth is Scottish. Scots account for just 5% of the British population but eat almost 10% of the nation's confectionery...Around one in every four bars of chocolate eaten in the EU is consumed by a Briton, accounting for 23% of total sales, according to the market analysts Datamonitor.