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2019.12.25
11. Belgium (Non-Nuclear-Weapon State)
10. Austria (Non-Nuclear-Weapon State)
9. Australia (Non-Nuclear-Weapon State)
2019.12.19
8. Pakistan (Non-Party to the NPT)
7. Israel (Non-Party to the NPT)
6. India (Non-Party to the NPT)
5. The United States (Nuclear-Weapon State)
4. The United Kingdom (Nuclear-Weapon State)
3. Russia (Nuclear-Weapon State)
