Region
United States
Developing countries
38
Afghanistan
29
Iraq
25
Africa, Sub-Saharan
21
Caribbean Area
21
Pakistan
18
Latin America
17
Haiti
16
Africa
14
Central America
13
Colombia
13
Former Soviet republics
13
Mexico
13
Africa South of the Sahara
11
Burma
7
China
7
Egypt
7
Marshall Islands
7
Russia (Federation)
7
Micronesia (Federated States)
6
Palestine
6
Ukraine
6
Micronesia
5
Western Hemisphere
5
Zimbabwe
5
Asia, Central
4
Balkan Peninsula
4
Europe
4
Jordan
4
Middle East
4
Palau
4
South Africa
4
Tunisia
4
Cuba
3
Korea (North)
3
Kosovo (Republic)
3
Liberia
3
Libya
3
Mexican-American Border Region
3
Nicaragua
3
Northern Mariana Islands
3
Oceania
3
Peru
3
Cambodia
2
Gaza Strip
2
Pacific Area
2
Philippines
2
Somalia
2
Thailand
2
more ...