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.

2022年，西班牙注册带有ISBN的PDF数字版和电子书比例达到44.5%，较往年有所上升。同年，ePub格式占据了电子书ISBN注册的27%以上，而Mobi格式仅占所有数字ISBN注册的1.3%。