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- United States26,682
- Great Britain18,284
- China5,776
- England5,660
- India5,219
- Europe5,033
- France4,747
- Japan2,484
- Germany2,297
- South Africa2,203
- Canada2,190
- Africa2,164
- Soviet Union2,028
- Italy1,963
- Maine1,757
- European Union countries1,727
- East Asia1,668
- Waldo Patent1,662
- New York (State)1,634
- Asia1,593