Region
East Asia
9
East Asia --
8
Malaysia
6
Malaysia --
6
Asia
5
Asia --
5
Asia, Southeastern
2
Developing countries --
2
Southeast Asia --
2
Thailand
2
Thailand --
2
Vietnam
2
Vietnam --
2
Asia, Southeastern --
1
Developing countries
1
Latin America
1
Latin America --
1
Pacific Area
1
Pacific Area --
1
Russia (Federation)
1
United States
1
United States --
1