Region
United States
5
Middle East
3
Middle East --
3
United States --
3
Afghanistan
2
Afghanistan --
2
Developing countries
2
Developing countries --
2
Africa, Northeast
1
Asia, Southeastern
1
Caucasus, Northern
1
Central America
1
Great Britain
1
Ireland
1
Northern Ireland
1
Russia(Federation) --
1
Southeast Asia
1
United states --
1