Region
- United States 38 Treffer
- Great Britain 13 Treffer
- New Zealand 8 Treffer
- Australia 3 Treffer
- Brazil 3 Treffer
- Canada 3 Treffer
- China 2 Treffer
- Andes Region 1 Treffer
- Argentina 1 Treffer
- Cook Islands 1 Treffer
- Developing countries 1 Treffer
- Egypt 1 Treffer
- India 1 Treffer
- Japan 1 Treffer
- Spain 1 Treffer