E-Book Sales Up 159% in Quarter, Print Falls
By Publishers Weekly,
May 19, 2011
After increasing at a 169% rate in the first two months of 2011, e-book sale rose at a relatively modest 145.7% clip in March, to $69 million, according to the 16 publishers who report figures to AAP’s monthly sales estimates. For the first quarter of 2011, e-book sales were up 159.8%, to $233.1 million.