Region
United States
528
Developing countries
67
Afghanistan
66
Iraq
54
Africa
38
Pakistan
30
Haiti
29
Former Soviet republics
27
Africa, Sub-Saharan
25
Latin America
22
Caribbean Area
20
Colombia
15
Central America
14
Marshall Islands
13
Russia (Federation)
13
Africa South of the Sahara
12
Mexico
11
Middle East
11
Ukraine
11
Asia, Central
9
Micronesia (Federated States)
9
Burma
8
China
8
Europe, Eastern
8
Gaza Strip
8
West Bank
8
Western Hemisphere
8
Jordan
7
Palau
7
Egypt
6
Kosovo (Republic)
6
Lebanon
5
Micronesia
5
Nicaragua
5
Northern Mariana Islands
5
South Africa
5
South Asia
5
Asia
4
Balkan Peninsula
4
Cuba
4
Europe
4
Palestinian National Authority
4
Tunisia
4
Zimbabwe
4
Africa, Southern
3
Andes Region
3
Congo (Democratic Republic)
3
El Salvador
3
Ethiopia
3
Foreign countries
3
more ...