United States 16,991
Europe 7,144
Italy 4,073
France 3,416
Latin America 3,390
Germany 3,267
India 3,232
Asia 2,754
Soviet Union 2,670
Developing countries 2,394
Indonesia 2,292
China 2,273
Africa 2,233
Great Britain 2,229
Canada 2,072
Spain 1,770
Germany (West) 1,554
Japan 1,465
Russia (Federation) 1,463
Mexico 1,277
Southeast Asia 1,193
Brazil 1,145
Turkey 1,074
Europe, Eastern 1,040
Australia 990
Middle East 985
Poland 942
Pacific Area 851
European Economic Community countries 843
Arab countries 838
Greece 805
Russia 793
Israel 756
Argentina 751
America 733
Austria 684
Peru 684
South Africa 637
Rome 624
Germany (East) 609
Eastern Europe 606
Thailand 600
Malaysia 577
Caribbean Area 572
Mediterranean Region 562
California 554
New York (State) 554
Egypt 535
North America 524
East Asia 511
Colombia 506
Bolivia 490
Philippines 485
Nigeria 479
Yugoslavia 477
Taiwan 474
Tropics 454
England 449
Portugal 424
Asia, Southeastern 416
Pakistan 407
Rome (Empire) 397
Ukraine 387
Scandinavia 361
Chile 360
Netherlands 360
Central America 354
Europe, Central 350
Africa, Southern 332
South Asia 332
Foreign countries 328
Hungary 327
Southern States 313
South America 309
Czechoslovakia 306
Switzerland 302
Africa, Sub-Saharan 301
Congresses 295
Iran 288
European Union countries 284
New Zealand 267
Bulgaria 260
Ireland 254
Africa, North 253
États-Unis 253
Venezuela 252
Islamic countries 247
Oceania 246
Palestine 246
Byzantine Empire 240
Balkan Peninsula 239
Bangladesh 234
Korea 234
Vietnam 226
West (U.S.) 224
Belgium 222
Québec (Province) 218
Earth (Planet) 217
Ecuador 209
Korea (South) 202