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- United States121,733
- China31,074
- Great Britain29,267
- Japan25,741
- Italy24,701
- France22,932
- Germany22,431
- Indonesia18,812
- Europe18,309
- India16,736
- Developing countries14,707
- Spain12,305
- Soviet Union11,976
- Canada10,849
- Mexico10,593
- Latin America10,337
- Brazil10,137
- Russia (Federation)8,107
- South Africa7,685
- Africa7,332