Region
Japan --
19
Asia, Southeastern --
16
United States --
14
Malaysia --
10
China --
7
Developing countries --
7
Indonesia --
7
Asia, Southeastern
6
Soviet Union --
6
United States
6
Australia --
4
Great Britain --
4
Korea (South) --
4
Malaya --
4
Singapore --
4
Asia --
3
Europe --
3
Japan
3
Latin America --
3
Malay Peninsula --
3
Russia --
3
ASEAN countries --
2
Africa --
2
Africa, Sub-Saharan
2
Arab countries --
2
Brazil --
2
Burma --
2
Canada --
2
East Asia --
2
India --
2
Nigeria --
2
Philippines --
2
South America --
2
South Asia --
2
Yugoslavia --
2
ASEAN countries
1
Africa, Sub Saharan --
1
Africa, Sub-Saharan --
1
Africa, West --
1
Asia
1
Australasia --
1
Australia
1
Bangladesh --
1
Bolivia --
1
Bosnia and Herzegovina
1
Bosnia and Herzegovina --
1
Cambodia --
1
Cameroon --
1
Caribbean Area --
1
Central America --
1
more ...