Digital and e-books ISBN registrations share in Spain 2021-2022, by file format
The proportion of PDF digital and e-books registered with an ISBN in Spain reached 44.5 percent in 2022, marking an increase from previous years. That same year, ePub formats accounted for over 27 percent of ISBN registrations of digital books and the Mobi format took up just 1.3 percent of all digital ISBN registrations.