Region
- United States 39 results
- China 14 results
- Great Britain 12 results
- Developing countries 9 results
- India 9 results
- Europe 7 results
- Europe, Eastern 7 results
- France 7 results
- Islamic countries 6 results
- Japan 5 results
- Africa 4 results
- Canada 4 results
- East Asia 4 results
- Germany 4 results
- Italy 4 results
- Latin America 4 results
- Russia (Federation) 4 results
- Asia 3 results
- Australia 3 results
- Former Soviet republics 3 results
- Russia 3 results
- Turkey 3 results
- Africa, Eastern 2 results
- Brazil 2 results
- England 2 results
- Hungary 2 results
- Ireland 2 results
- South Asia 2 results
- Spain 2 results
- Tanzania 2 results
- Africa, Southern 1 results
- Africa, Sub-Saharan 1 results
- America 1 results
- American 1 results
- Argentina 1 results
- Austria 1 results
- Baltic States 1 results
- Bombay 1 results
- Bombay (India) 1 results
- Caribbean Area 1 results
- Communist countries 1 results
- Cyprus 1 results
- Côte d'Ivoire 1 results
- Ecuador 1 results
- Europe, Central 1 results
- Europe, Western 1 results
- European Economic Community countries 1 results
- European Union countries 1 results
- Finland 1 results
- Germany (West) 1 results more…