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- United States26,707
- Great Britain18,289
- China5,781
- England5,670
- India5,223
- Europe5,040
- France4,753
- Japan2,485
- Germany2,297
- South Africa2,206
- Canada2,190
- Africa2,167
- Soviet Union2,029
- Italy1,966
- Maine1,757
- European Union countries1,729
- East Asia1,668
- Waldo Patent1,662
- New York (State)1,635
- Asia1,593