The data displays the distribution of e-book unit sales in the U.S. in 2017, broken down by publisher category. The source found that among e-books sold in the U.S., 17% were published by independent (Indie) self-publishers.
Big Five | 25.6 |
Indie (no listed publisher) | 18.9 |
Indie (self-published imprint) | 17 |
Amazon Publishing | 9.8 |
Uncategorized (Single Author) | 4.5 |
Small Trade | 3.9 |
Micro Press | 3.4 |
Large Trade | 3.4 |
Uncategorized (Few Author) | 3.4 |
Medium Trade | 3.2 |
Indie (Author Collective) | 2.2 |
Uncategorized (Many Author) | 2 |
Large Academic | 1 |
Single-Author Mega-Imprint | 0.6 |
New Publisher (TBD) | 0.5 |
University Press | 0.3 |
Academic | 0.2 |
Specialty Publisher | 0.1 |
Subsidy Publisher | 0.1 |