Region
United States
26
United States --
17
Developing countries --
13
Indonesia
13
Indonesia --
13
Developing countries
12
Asia
10
Asia --
8
India
8
China
7
Malaysia
7
Malaysia --
7
China --
6
East Asia
6
Europe, Eastern
6
Taiwan
6
Europe
5
Europe, Eastern --
5
India --
5
Middle East
5
Middle East --
5
Arab countries
4
Arab countries --
4
East Asia --
4
Taiwan --
4
Thailand
4
Africa --
3
Asia, Southeastern
3
Asia, Southeastern --
3
Europe --
3
Japan
3
Japan --
3
Latin America
3
Pakistan
3
South Africa
3
Thailand --
3
Africa
2
European Union countries
2
Great Britain
2
Iraq
2
Islamic countries
2
Islamic countries --
2
Korea (South) --
2
Malaya
2
Peru
2
Peru --
2
Russia (Federation)
2
Russia (Federation) --
2
South Africa --
2
South Asia
2
more ...