Region
China
7
Japan --
7
China --
6
United States --
5
Cuba
4
Cuba --
4
Germany --
4
Japan
4
United States
4
Great Britain --
3
Malaysia
3
Africa --
2
Argentina --
2
Burma
2
Indonesia
2
Indonesia --
2
Korea (South) --
2
Agentina
1
Armenia (Republic) --
1
Asia
1
Asia, Southeastern
1
Asia, Southeastern --
1
Asian --
1
Australia --
1
Borneo
1
Borneo --
1
Bulgaria --
1
Burma --
1
Canada
1
Developing countries
1
Developing countries --
1
East
1
East Asia
1
East Asia --
1
Egypt --
1
Europe --
1
Germany
1
Germany (West)
1
Germany (West) --
1
Great Britain
1
Greece
1
Greece --
1
Iran --
1
Italy
1
Italy --
1
Kedah
1
Kedah --
1
Korea --
1
Malaysia --
1
Mexico
1
more ...