Region
Europe, Eastern --
4
China
3
China --
2
East Asia --
2
Europe --
2
Europe, Eastern
2
Former Soviet republics --
2
Malaysia
2
Malaysia --
2
Pacific Area --
2
United States
2
United States --
2
ASEAN countries
1
ASEAN countries --
1
Africa
1
Africa --
1
Asia
1
Asia --
1
Australia --
1
Chile --
1
Communist countries --
1
East Asia
1
European Economic Community countries
1
European Economic Community countries --
1
European Union countries
1
European Union countries --
1
European, Eastern --
1
Japan
1
Japan --
1
Peru
1
Peru --
1
Singapore --
1
Thailand
1
Thailand --
1