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- United States121,669
- China31,034
- Great Britain29,245
- Japan25,701
- Italy24,595
- France22,913
- Germany22,418
- Indonesia18,824
- Europe18,288
- India16,734
- Developing countries14,706
- Spain12,298
- Soviet Union11,961
- Canada10,831
- Mexico10,582
- Latin America10,334
- Brazil10,124
- Russia (Federation)8,101
- South Africa7,676
- Africa7,321