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- Soviet Union27,955
- Pennsylvania27,738
- Scotland27,007
- Connecticut21,727
- Philippines21,365
- Texas21,193
- Mexico20,682
- Developing countries20,680
- European Union countries18,073
- Spain17,995
- Asia17,872
- Nigeria17,463
- Greece16,751
- Latin America16,460
- Middle East15,494
- Illinois15,356
- District of Columbia15,146
- Alaska14,936
- Virginia14,255
- Rome14,155