Quarter of Americans now own a tablet or e-reader.
Financial comparison site CreditDonkey observed trends in the e-book market to complete the infographic, which shows there has been a 17.1 per cent drop in print sales during 2011.
Meanwhile, 31 per cent of publishers thought tablets were the ideal reading method, falling from 46 per cent in 2010.
Check out the infographic below.
Courtesy of: CreditDonkey