United States 587
Canada 80
Great Britain 47
OECD countries 41
England 39
Europe 36
Developing countries 33
London 29
Massachusetts 29
China 28
London (England) 27
Australia 25
États-Unis 25
Latin America 20
Germany 19
Québec 19
Québec (Province) 19
Soviet Union 18
Mexico 17
Spain 17
India 15
Africa 14
America 14
Japan 14
Asia 13
New York (State) 13
Taiwan 12
Europe, Eastern 11
Russia (Federation) 10
Eastern Europe 9
France 9
Pays de l'Organisation de coopération et de développement économiques 9
California 8
Developed countries 8
South Africa 8
Africa, Sub-Saharan 7
Bolivia 7
Caribbean Area 7
Peru 7
Switzerland 7
Brazil 6
Chile 6
European Union countries 6
Ireland 6
New England 6
New Zealand 6
North America 6
Philippines 6
Portugal 6
Virginia 6
Wales 6
Australie 5
Denmark 5
Former Soviet republics 5
Grande-Bretagne 5
Illinois 5
Pacific Area 5
Pakistan 5
Poland 5
Argentina 4
Boston (Mass.) 4
British Columbia 4
Chicago 4
Colombia 4
Croatia 4
Etats-Unis d'Amérique 4
Ethiopia 4
Germany (West) 4
Italy 4
Netherlands 4
Norway 4
Ontario 4
Pennsylvania 4
Royaume-Uni 4
Southern States 4
Sub-Saharan Africa 4
Turkey 4
Washington (State) 4
Alaska 3
Allemagne 3
Balkan Peninsula 3
Belgium 3
Boston 3
Central America 3
Colombie-Britannique 3
Cuba 3
Estonia 3
Foreign countries 3
Ghana 3
Greece 3
Hawaii 3
Iowa 3
Iraq 3
Louisiana 3
Nigeria 3
Oceania 3
Palestine 3
Pays de l'Union européenne 3
Pays en voie de développement 3
United Kingdom 3