Region
- United States 799 Treffer
- Great Britain 57 Treffer
- China 39 Treffer
- Europe 37 Treffer
- Developing countries 35 Treffer
- India 30 Treffer
- Africa 29 Treffer
- Outer space 24 Treffer
- Japan 23 Treffer
- California 22 Treffer
- New York (State) 20 Treffer
- Canada 18 Treffer
- Australia 17 Treffer
- France 17 Treffer
- Asia 16 Treffer
- Germany 15 Treffer
- England 13 Treffer
- West (U.S.) 11 Treffer
- Massachusetts 10 Treffer
- Middle East 10 Treffer
- New York 10 Treffer
- Texas 10 Treffer
- Colorado 9 Treffer
- Kenya 9 Treffer
- Mexico 9 Treffer
- Netherlands 9 Treffer
- European Union countries 8 Treffer
- North America 8 Treffer
- Washington (State) 8 Treffer
- Latin America 7 Treffer
- Russia (Federation) 7 Treffer
- Soviet Union 7 Treffer
- Utah 7 Treffer
- Appalachian Region 6 Treffer
- Florida 6 Treffer
- Michigan 6 Treffer
- New Mexico 6 Treffer
- Rome 6 Treffer
- Alaska 5 Treffer
- Hanford Site 5 Treffer
- Indonesia 5 Treffer
- Italy 5 Treffer
- Mexico, Gulf of 5 Treffer
- Middle West 5 Treffer
- Russia 5 Treffer
- Spain 5 Treffer
- Africa, North 4 Treffer
- Arctic regions 4 Treffer
- Brazil 4 Treffer
- Minnesota 4 Treffer mehr …