- Number of readers who receive BookBub ebook discount deals via email: 7 million
- Number of BookBub Facebook followers: 2.7 million
- Number of ebook discount deals offered by BookBub in 2015: 12,308
- Number of ebooks submitted to be a BookBub discount offer in 2015: 55,000+
- Number of books that hit the NYT bestseller list after a BookBub promotion: 200+
- Number of ebooks sold through BookBub discount offers: 20+ million
- Amount of funding BookBub raised in 2015: $7 million
- Increase in library circulation of ebooks from 2014 to 2015: 19%
- In circulation of audiobooks: 36%
- In circulation of streaming video: 83%
- Number of years ago that Amazon Prime launched in the United States: 10
- Annual cost of Amazon Prime for U.S. customers in 2006: $79
- Annual cost of Amazon Prime for U.S. customers in 2016: $99
- Number of other countries where Amazon Prime is offered: 8
- Most expensive country for Amazon Prime: U.K. ($115)
- Least expensive countries for Amazon Prime: Italy and Spain ($22)
Sources: BookBub by the Numbers in 2015; Libraries Lend Record Numbers of Ebooks and Audiobooks in 2015; What Amazon Prime Is Like around the World

Jane Friedman has spent her entire career working in the publishing industry, with a focus on business reporting and author education. Established in 2015, her newsletter The Bottom Line provides nuanced market intelligence to thousands of authors and industry professionals; in 2023, she was named Publishing Commentator of the Year by Digital Book World.
Jane’s expertise regularly features in major media outlets such as The New York Times, The Atlantic, NPR, The Today Show, Wired, The Guardian, Fox News, and BBC. Her book, The Business of Being a Writer, Second Edition (The University of Chicago Press), is used as a classroom text by many writing and publishing degree programs. She reaches thousands through speaking engagements and workshops at diverse venues worldwide, including NYU’s Advanced Publishing Institute, Frankfurt Book Fair, and numerous MFA programs.



