United States 30,227
Israel 10,289
Germany 6,864
China 6,778
Great Britain 6,203
Japan 5,063
Russia (Federation) 3,678
Europe 3,638
France 3,441
Soviet Union 3,333
Italy 2,464
Asia 2,343
India 2,339
Africa 2,146
Korea (South) 1,814
New York (State) 1,807
Brazil 1,770
Massachusetts 1,637
Russia 1,554
Poland 1,552
Indonesia 1,546
Spain 1,490
Middle East 1,480
Canada 1,440
England 1,431
Korea 1,373
Latin America 1,205
Germany (West) 1,110
Turkey 1,082
Ukraine 1,018
Mexico 995
California 971
États-Unis 939
Cambridge 874
New York 874
Foreign countries 861
Nigeria 837
Australia 836
Netherlands 765
North Carolina 763
Arab countries 722
Pennsylvania 708
Austria 677
Byzantine Empire 651
Greece 650
Thailand 603
East Asia 598
Colombia 595
Switzerland 568
South Africa 562
Developing countries 552
Taiwan 545
Southeast Asia 534
États-Unis 527
Argentina 508
Vietnam 501
Iran 492
Egypt 489
Sweden 468
Philippines 457
Germany (East) 449
Chine 421
Rome 395
Czech Republic 388
Europe, Eastern 385
Hungary 375
Illinois 374
Jerusalem 371
Philadelphia 367
Malaysia 364
Allemagne 327
Connecticut 326
Peru 325
Slavic countries 321
Morocco 320
Palestine 319
Pakistan 318
Japon 306
Bulgaria 300
Finland 284
Belarus 282
USA 280
Ireland 278
New Jersey 278
Grande-Bretagne 275
Scotland 272
London 270
Singapore 265
Belgium 263
Portugal 262
Chile 260
Paris 258
North America 251
Russie 244
Islamic countries 239
Venezuela 233
Czechoslovakia 226
Michigan 222
Ithaca 216
Romania 216