Region
China --
21
United States --
21
Japan --
18
United States
15
China
14
Asia --
10
Latin America --
10
Indonesia --
9
Europe, Eastern --
8
Soviet Union --
8
Africa --
7
Korea (South) --
7
Asia
6
Australia --
6
Europe --
6
Indonesia
6
Malaysia --
6
Pacific Area --
6
East Asia
5
East Asia --
5
Former Soviet republics --
5
Russia (Federation) --
5
Europe, Eastern
4
Latin America
4
Malaysia
4
Taiwan --
4
Africa
3
Asia, Southeastern --
3
Burma
3
Developing countries
3
Developing countries --
3
Egypt --
3
Estonia
3
Estonia --
3
Great Britain --
3
Japan
3
New Zealand --
3
Thailand --
3
Australia
2
Bulgaria --
2
Burma --
2
Chile
2
Chile --
2
Communist countries --
2
Egypt
2
Europe
2
European Economic Community countries --
2
Great Britain
2
Guyana --
2
India --
2
more ...