We see reports on ebook sales everywhere that don't include self - published authors, who might possibly account for 25 % or more of total ebook sales. (hughhowey.com)
Overall in 2011, the company experienced 134 % growth over total ebook sales in 2010. (goodereader.com)
Total eBook sales in dollars will decrease: This industry that has been on triple digit growth curves for years is expected to experience the first sales reduction in dollar volume. (readersfavorite.com)