Region
China
China --
8
United States --
4
India
3
India --
3
United States
3
Malaysia --
2
Pakistan
2
Pakistan --
2
South Asia
2
South Asia --
2
Soviet Union
2
Soviet Union --
2
Asia
1
Asia --
1
Asia, Southeastern
1
Asia, Southeastern --
1
Australia
1
Australia --
1
Malaya --
1
Malaysia
1
Nepal
1
Nepal --
1
Taiwan --
1