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Subject (Region)
- United States2,171
- Canada843
- Germany338
- Italy249
- Québec (Province)224
- Europe219
- European Union countries190
- Australia172
- Russia (Federation)159
- Switzerland158
- Mexico148
- Spain140
- India124
- Argentina117
- Germany (West)113
- Soviet Union100
- Nigeria95
- Great Britain65
- Brazil60
- Yugoslavia54