Subject (Region)
- Connecticut455
- Soviet Union455
- Washington (D.C.)425
- Illinois411
- Georgia409
- North America406
- Texas391
- New England378
- Maryland376
- New York (N.Y.)370
- Japan331
- Mexico327
- China325
- Missouri313
- Tennessee308
- Louisiana306
- Ohio305
- Philadelphia294
- Boston290
- Rhode Island277