United States 17,001
Europe 7,148
Italy 4,076
France 3,423
Latin America 3,390
Germany 3,266
India 3,234
Asia 2,759
Soviet Union 2,670
Developing countries 2,395
Indonesia 2,292
China 2,274
Africa 2,235
Great Britain 2,229
Canada 2,071
Spain 1,770
Germany (West) 1,555
Japan 1,464
Russia (Federation) 1,463
Mexico 1,276
Southeast Asia 1,195
Brazil 1,146
Turkey 1,073
Europe, Eastern 1,040
Australia 991
Middle East 985
Poland 942
Pacific Area 852
European Economic Community countries 845
Arab countries 839
Greece 807
Russia 792
Israel 756
Argentina 752
America 734
Austria 686
Peru 684
South Africa 637
Rome 623
Germany (East) 609
Eastern Europe 605
Thailand 600
Malaysia 577
Caribbean Area 572
Mediterranean Region 562
California 554
New York (State) 554
Egypt 536
North America 524
East Asia 510
Colombia 505
Bolivia 490
Philippines 485
Nigeria 479
Yugoslavia 478
Taiwan 474
Tropics 454
England 450
Portugal 425
Asia, Southeastern 417
Pakistan 407
Rome (Empire) 397
Ukraine 387
Netherlands 361
Chile 360
Scandinavia 360
Central America 354
Europe, Central 351
Africa, Southern 332
South Asia 332
Foreign countries 328
Hungary 327
Southern States 313
South America 309
Czechoslovakia 308
Switzerland 302
Africa, Sub-Saharan 301
Congresses 293
Iran 288
European Union countries 283
New Zealand 267
Bulgaria 260
États-Unis 256
Ireland 255
Africa, North 253
Venezuela 252
Islamic countries 247
Oceania 246
Palestine 246
Byzantine Empire 240
Balkan Peninsula 239
Bangladesh 234
Korea 233
Vietnam 226
West (U.S.) 224
Belgium 222
Québec (Province) 218
Earth (Planet) 217
Ecuador 209
Korea (South) 202