According to Association of American Publishers (AAP) net sales revenue figures for June 2011, net revenues from adult paperback sales plunged nearly 64 percent compared to the same period last year.
At the same time, eBook sales were up 161 percent–read more at eBookNewser. See the eye-popping figures in the AAP’s chart embedded above–five major print categories all recorded decreases.
Here’s more from the release: “Note that the year-to-date figures represent the halfway point for 2011. Also note that these figures represent 79 publishers reporting data in all four markets (Trade, K-12, Higher Ed and PSP);15 of them also provided data on e-Books.”