826 Million
Unit Sales of printed books in United States – 2021
8.9%
Unit sales of print books rose 8.9% in 2021 over 2020 at outlets that report to NPD BookScan.
757.9 million
unit sales in 2020
30.7% up
The young adult fiction segment had the largest increase
4.4% up
Adult nonfiction sales rose 4.4% last year,
25.5% up
adult fiction sales rose 25.5%
Source : https://www.publishersweekly.com/