Subject (Region)
- Mexico669
- Spain644
- Middle East630
- Soviet Union630
- Latin America613
- Russia (Federation)594
- Kansas565
- Maine526
- Italy485
- Southern States442
- Virginia440
- Iraq439
- London (England)438
- Texas416
- European Union countries413
- Asia400
- Waldo Patent399
- Cuba395
- Colombia382
- New York375