Region
- America 4 results
- Great Britain 4 results
- United States 4 results
- Developing countries 2 results
- Fieldwork 2 results
- Israel 2 results
- Kentucky 2 results
- Mexico 2 results
- Samoan Islands 2 results
- Santa Ana del Valle 2 results
- Santa Ana del Valle (Mexico) 2 results
- Soviet Union 2 results
- Oceania 1 results