United States 30,223
Israel 10,289
Germany 6,866
China 6,783
Great Britain 6,203
Japan 5,061
Russia (Federation) 3,679
Europe 3,639
France 3,442
Soviet Union 3,334
Italy 2,465
Asia 2,343
India 2,340
Africa 2,146
Korea (South) 1,815
New York (State) 1,800
Brazil 1,771
Massachusetts 1,634
Russia 1,555
Poland 1,552
Indonesia 1,547
Spain 1,490
Middle East 1,480
Canada 1,440
England 1,431
Korea 1,372
Latin America 1,205
Germany (West) 1,110
Turkey 1,082
Ukraine 1,018
Mexico 997
California 970
États-Unis 940
Cambridge 872
New York 870
Foreign countries 861
Nigeria 837
Australia 836
Netherlands 765
North Carolina 763
Arab countries 722
Pennsylvania 708
Austria 677
Byzantine Empire 651
Greece 649
Thailand 603
East Asia 598
Colombia 595
Switzerland 568
South Africa 562
Developing countries 552
Taiwan 546
Southeast Asia 534
États-Unis 528
Argentina 509
Vietnam 501
Iran 492
Egypt 489
Sweden 468
Philippines 457
Germany (East) 449
Chine 424
Rome 395
Czech Republic 388
Europe, Eastern 385
Hungary 375
Illinois 374
Jerusalem 371
Philadelphia 367
Malaysia 364
Allemagne 330
Connecticut 326
Peru 325
Slavic countries 321
Morocco 320
Palestine 319
Pakistan 318
Japon 306
Bulgaria 300
Finland 284
Belarus 282
Ireland 278
New Jersey 278
USA 278
Grande-Bretagne 275
Scotland 272
London 270
Singapore 265
Belgium 263
Portugal 262
Chile 260
Paris 259
North America 251
Russie 244
Islamic countries 239
Venezuela 234
Czechoslovakia 226
Michigan 222
Ithaca 216
Romania 216