United States 30,215
Israel 10,277
Germany 6,863
China 6,760
Great Britain 6,199
Japan 5,056
Russia (Federation) 3,672
Europe 3,635
France 3,440
Soviet Union 3,331
Italy 2,462
Asia 2,342
India 2,337
Africa 2,148
Korea (South) 1,809
New York (State) 1,806
Brazil 1,766
Massachusetts 1,637
Russia 1,554
Poland 1,552
Indonesia 1,544
Spain 1,486
Middle East 1,479
Canada 1,440
England 1,429
Korea 1,371
Latin America 1,204
Germany (West) 1,109
Turkey 1,082
Ukraine 1,018
Mexico 994
California 969
États-Unis 930
Cambridge 874
New York 873
Foreign countries 859
Nigeria 837
Australia 833
Netherlands 765
North Carolina 763
Arab countries 721
Pennsylvania 708
Austria 676
Byzantine Empire 650
Greece 648
Thailand 603
East Asia 598
Colombia 591
Switzerland 568
South Africa 562
Developing countries 552
Taiwan 545
Southeast Asia 534
États-Unis 526
Argentina 507
Vietnam 501
Iran 492
Egypt 489
Sweden 467
Philippines 457
Germany (East) 449
Chine 412
Rome 395
Czech Republic 388
Europe, Eastern 385
Hungary 375
Illinois 374
Jerusalem 371
Philadelphia 367
Malaysia 363
Connecticut 326
Peru 324
Allemagne 323
Slavic countries 321
Morocco 320
Palestine 319
Pakistan 317
Japon 301
Bulgaria 299
Finland 284
Belarus 282
USA 279
Ireland 278
New Jersey 277
Grande-Bretagne 274
Scotland 272
London 269
Singapore 265
Belgium 263
Portugal 262
Chile 260
Paris 258
North America 251
Russie 243
Islamic countries 239
Venezuela 233
Czechoslovakia 226
Michigan 222
Ithaca 216
Romania 215