Qatar has the third-largest reserves of natural gas in the world, and it has invested heavily in infrastructure to liquefy and export it, as well as to diversify its economy.

The only Islamic nuclear power Pakistan is ranked 19th in 21 richest Islamic countries per capita in the world.

21 richest Islamic countries are:

1. Qatar: $79,000
2. Brunei: $51,600
3. UAE: $49,600
4. Kuwait: $48,900
5. Bahrain: $40,300
6. Oman: $25,600
7. Saudi Arabia: $24,200
8. Malaysia: $14,700
9. Turkey: $12,300
10. Iran: $10,600
11. Tunisia: $9,400
12. Algeria: $7,300
13. Egypt: $6,200
14. Jordan: $5,400
15. Syria: $4,800
16. Indonesia: $4,200
17. Iraq: $3,800
18. Yemen: $2,700
19. Pakistan: $2,500
20. Sudan: $2,300
21. Bangladesh: $1,700