The AAP monthly sales reports remain relentlessly cheerful, with May statistics released Wednesday morning showing strong trade sales and another burst in ebook sales. Total trade sales from the reporting publishers were $535 million, up 17 percent from $457 million a year ago. In contrast to some previous months, the gains came from higher true shipments/sales in multiple categories, rather than just fewer returns. eBook sales, which had been growing at a slower pace since last fall, hit a new record for the month, at $133.7 million overall–well ahead of the previous high mark of $121.1 million in January. (That […]