United States 12,535
China 3,018
India 2,524
France 1,874
Japan 1,759
Indonesia 1,740
Russia (Federation) 1,490
Mexico 1,368
Germany 1,351
Canada 1,339
Great Britain 1,174
Europe 1,167
Spain 1,125
Soviet Union 1,070
Italy 1,013
Developing countries 896
Brazil 892
California 879
New York (State) 795
Turkey 769
Israel 730
Africa 684
Latin America 662
Australia 651
Poland 620
Peru 599
Argentina 589
Asia 553
Thailand 548
Philippines 519
Massachusetts 518
Illinois 462
Pakistan 455
England 448
South Africa 444
Pennsylvania 430
Taiwan 427
Egypt 421
Texas 399
Ukraine 379
Iran 373
Colombia 369
Sweden 364
Russia 362
New Jersey 347
Malaysia 346
Bolivia 343
Hungary 339
Chile 319
Vietnam 317
Bangladesh 312
Puerto Rico 309
Netherlands 307
Ecuador 304
Venezuela 303
Switzerland 302
Belgium 293
Nigeria 292
Florida 291
Maryland 289
Greece 287
Austria 284
Connecticut 284
North Carolina 283
Michigan 282
Costa Rica 280
Korea (South) 277
New Zealand 277
Ireland 269
Germany (West) 266
Middle East 264
Ohio 264
Alberta 258
Wisconsin 258
Portugal 257
New York (N.Y.) 241
Kenya 233
Finland 229
New York 225
Nepal 222
Yugoslavia 220
Cuba 219
Romania 219
Guatemala 218
Bulgaria 214
Virginia 209
Morocco 206
Hawaii 205
Washington (State) 205
Africa, Sub-Saharan 202
Boston (Mass.) 201
Québec (Province) 201
Czech Republic 199
Georgia 199
Norway 197
Rhode Island 196
Arab countries 195
Alaska 190
Algeria 190
Louisiana 187