There are 25 richest countries:- 1. Qatar2. Luxembourg 3. Singapore 4. Kuwait5. Brunei Darussalam 6. United emirates Arab 7. Norway 8. Switzerland9. United States 10. Saudi Arabia 11. Ireland 12. Netherlands 13. Austria 14. Germany 15. Australia16. Denmarks 17. Sweden 18. Canada 19. Iceland 20. Belgium 21. Finland 22. United Kingdom 23. France 24. Oman 25. Bahrain
