This is some big news, 8% of frontlist! [George Walkley in the comments points out that it’s UP to 8% of Frontlist]
UK publishers are snappng at the heels of those in the US for e-book sales, with the UK’s largest house revealing the digital format accounts for around 8% of frontlist sales by volume.
via UK e-books grow to Amazonian stature | theBookseller.com.