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Subject (Region)
- United States305,371
- France53,830
- Great Britain51,129
- Germany38,881
- California28,455
- Italy28,025
- Canada22,246
- Illinois21,629
- New York (State)21,184
- England19,886
- China14,006
- Europe13,523
- Michigan12,455
- Soviet Union12,273
- India11,845
- Spain11,648
- Russia11,476
- Massachusetts10,845
- Pennsylvania10,591
- Japan10,217