United States 433
États-Unis 204
Great Britain 89
Canada 82
Australia 49
Brazil 39
India 39
Grande-Bretagne 32
Japan 32
Europe 29
Africa 27
Spain 24
Asia 23
United Kingdom 20
New Zealand 19
Developing countries 18
Germany 17
China 16
New York (State) 16
Australie 14
Mexico 14
Colombia 13
Japon 13
South Africa 13
California 12
Iran 12
Etats-Unis d'Amérique 11
France 11
USA 11
Ireland 10
Nigeria 10
Pacific Islands 10
Poland 10
Ohio 9
Scandinavia 9
Afrique 8
Amérique du Nord 8
Bangladesh 8
Brésil 8
Latin America 8
New York (État) 8
Pacific Area 8
Saudi Arabia 8
Turkey 8
West (U.S.) 8
Allemagne 7
Italy 7
Korea 7
Nepal 7
New York 7
West United States 7
Alaska 6
Australasia 6
Californie 6
Middle East 6
Nouvelle-Zélande 6
Southern States 6
Arctic Regions 5
Asie 5
British Columbia 5
East Asia 5
Egypt 5
England 5
Finland 5
Inde 5
Massachusetts 5
Oceania 5
Scotland 5
Soviet Union 5
Africa, Southern 4
America 4
Asia, Southeastern 4
Chile 4
Colorado 4
Croatia 4
Czechoslovakia 4
Espagne 4
Germany (West) 4
Irlande 4
Korea (South) 4
New Mexico 4
Pacific Ocean 4
Pakistan 4
Pays en voie de développement 4
Peru 4
Québec (Province) 4
Royaume-Uni 4
Scandinavie 4
Southeast Asia 4
Sri Lanka 4
Texas 4
developed countries 4
developing countries 4
Afrique du Sud 3
Amérique latine 3
Arctic regions 3
Argentina 3
Arizona 3
Asia, Eastern 3
Austria 3