The data describes the distribution of trade book sales in the U.S. from the first half of 2011 to the first half of 2017, by book format. In the last measured period, audiobooks had a market share of 5.6%.
Hardback | 33 | 33 | 34.1 | 36.4 | 33.5 | 33.5 | 35.7 |
Paperback | 35.6 | 31.4 | 29.8 | 26.8 | 30.3 | 35.4 | 34.3 |
Audio | 2.5 | 2.6 | 3.1 | 3.2 | 4 | 4.6 | 5.6 |
E-book | 18 | 24.5 | 24.5 | 26 | 23.6 | 18.3 | 17 |
Other (incl. mass market) | 10.9 | 8.5 | 8.6 | 7.6 | 8.5 | 8.3 | 7.5 |