Region
China --
36
Japan --
22
United States --
18
China
17
Malaysia --
16
United States
14
Asia --
12
Japan
12
Malaysia
12
Asia, Southeastern --
9
Russia (Federation) --
9
Soviet Union --
8
Asia
6
Great Britain --
6
Korea (South) --
6
Pacific Area --
6
Poland --
6
Europe, Eastern --
5
Poland
5
Taiwan --
5
East Asia --
4
Europe, Eastern
4
Russia (Federation)
4
Singapore --
4
Soviet Union
4
Asia, Southeastern
3
Developing countries --
3
Europe --
3
Great Britain
3
Korea (South)
3
Pacific Area
3
Thailand
3
Thailand --
3
Vietnam --
3
ASEAN countries
2
ASEAN countries --
2
Former Soviet republics --
2
Hong Kong --
2
Hungary
2
Hungary --
2
Latin America
2
Latin America --
2
Mexico --
2
Taiwan
2
Ukraine --
2
Uzbekistan --
2
Vietnam
2
1981-
1
Africa
1
Africa --
1
more ...