With nonfiction, trade paperbacks, leading the way.
Print Book Sales Up Again in 2015. (Publishers Weekly, 1/1/2016)
Unit sales of print books from outlets that report to Nielsen BookScan increased 2.8% in 2015 over 2014, marking the second consecutive year that print units posted annual gains. In 2014, unit sales increased 2.4% over 2013; in 2015 unit sales were up 5.3% over 2013. Total units sold topped 652 million in 2015 at outlets that report to BookScan, which captures about 80% of print unit sales in the U.S.
Book sales: Print continues to hold its own. (1/21/2015)