From Shelf Awareness:
In September, total net book sales rose 0.7%, to $1.471 billion, compared to September 2015, and represented sales of 1,207 publishers and distributed clients as reported to the Association of American Publishers. For the first nine months of the year, total net book sales fell 5.8%, to $11.131 billion.
. . . .
In September, adult book sales slipped 0.7%, to $493.1 million, while children’s/YA rose 4.6%, to $187.5 million. Trade e-book sales fell 14.9%, to $96.2 million.
Link to the rest at Shelf Awareness