Region
- Asia 1 results
- Baltic States 1 results
- Berlin (Germany) 1 results
- Developing countries 1 results
- Europe 9 results
- European Economic Community countries 3 results
- France 1 results
- Germany (West) 1 results
- Great Britain 3 results
- India 2 results
- Indonesia 1 results
- Iowa 1 results
- Islamic countries 1 results
- Israel 1 results
- Middle East 2 results
- New Zealand 1 results
- Portugal 2 results
- South Africa 1 results
- South Asia 1 results
- Soviet Union 1 results
- Turkey 1 results
- United States 16 results