Region
India --
15
India
11
Asia, Southeastern
5
Asia, Southeastern --
4
Asia --
3
Southeast Asia
3
Asia
2
China --
2
Southeast Asia --
2
China
1
Developing countries
1
Developing countries --
1
India --
1
Japan
1
Japan --
1
Malaysia
1
Malaysia --
1
Singapore
1
Singapore --
1
South Asia --
1
Southeast Asia --
1
Soviet Union
1
Soviet Union --
1
United States
1
United States --
1