Región
United States
30
Great Britain
18
European Union countries
6
Europe
5
England
4
Australia
3
China
3
Developing countries
2
Nigeria
2
Pacific Area
2
Wales
2
Africa, Eastern
1
Asia
1
Cayman Islands
1
Estonia
1
Germany
1
India
1
Israel
1
Latvia
1
New York
1
New York (State)
1
North America
1
Outer space
1
Poland
1
South China Sea
1
Spratly Islands
1