AAP StatShot: Publisher Net Revenue from Book Sales Declines 4.1% in First Half of 2015 Washington, DC; Oct. 8, 2015 –  Publishers’ book sales for the first half of the year (Jan. –  June 2015) were down 4.1% at $5.58 billion compared to $5.82 billion for the first six months in 2014. These numbers include sales for all tracked categories (Trade – fiction/non-fiction/religious, K-12 Instructional Materials, Higher Education Course Materials, Professional Publishing, and University Presses). Publishers net revenue is tracked monthly…