How many of the worlds top 20 urban agglomerations are in asia?

According to the most recent data from the United Nations, out of the world's top 20 urban agglomerations, 13 are located in Asia. Here are the top 20 urban agglomerations and their locations:

1. Tokyo, Japan: Asia

2. Delhi, India: Asia

3. Shanghai, China: Asia

4. Beijing, China: Asia

5. Guangzhou-Shenzhen, China: Asia

6. Jakarta, Indonesia: Asia

7. Karachi, Pakistan: Asia

8. Chongqing, China: Asia

9. Tianjin, China: Asia

10. Wuhan, China: Asia

11. Mexico City, Mexico: North America

12. New York-Newark, United States: North America

13. Seoul-Incheon, South Korea: Asia

14. Cairo, Egypt: Africa

15. Dhaka, Bangladesh: Asia

16. Manila, Philippines: Asia

17. Bangkok, Thailand: Asia

18. Kinshasa, Democratic Republic of the Congo: Africa

19. São Paulo, Brazil: South America

20. Lagos, Nigeria: Africa

Therefore, out of the top 20 urban agglomerations in the world, 13 are located in Asia, which represents a significant proportion of the world's most densely populated urban areas.