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- United States26,708
- Great Britain18,316
- China5,776
- England5,662
- India5,262
- Europe5,058
- France4,765
- Japan2,485
- Germany2,309
- South Africa2,200
- Canada2,182
- Africa2,164
- Soviet Union2,028
- Italy1,982
- Maine1,757
- European Union countries1,727
- East Asia1,668
- Waldo Patent1,662
- New York (State)1,640
- Asia1,596