35%, Карл!
According to the latest statistics released by The Publishers Association, the UK book publishing industry was stable in 2014 and valued at 4.3 billion pounds. Digital products account for 35% of the industry’s total revenue, and export sales account for 44%.
Source: Latest UK Book Publishing Statistics Show Stable Market - Publishing Perspectives
35% доходов книжной индустрии в Великобритании приходится на цифру. Из 4,3 миллиардов фунтов стерлингов.