3 books read from 3 countries out of 14 countries in South America

3 books read from 2 countries out of 14 countries in Oceania

5 books read from 3 countries out of 23 countries in North America

13 books read from 11 countries out of 46 countries in Europe

11 books read from 10 countries out of 50 countries in Asia

6 books read from 6 countries out of 54 countries in Africa