Region
United States
181
United States --
171
Malaysia
139
Developing countries
71
Developing countries --
67
Malaysia --
60
China --
32
Great Britain
28
Soviet Union
25
Soviet Union --
25
Asia
24
Asia --
22
Europe --
22
Europe
21
China
19
Latin America --
19
Latin America
18
Australia --
17
Singapore
17
Islamic countries
15
Japan --
15
Asia, Southeastern
14
Great Britain --
14
Islamic countries --
14
Australia
12
Asia, Southeastern --
11
Middle East
11
East Asia
10
Japan
10
South Africa
10
Pacific Area
9
Africa --
8
Indian Ocean Region --
8
Middle East --
8
Singapore --
8
South Africa --
8
Africa
6
Commonwealth countries --
6
Cuba --
6
Europe, Eastern
6
Europe, Eastern --
6
European Union countries
6
Pacific Area --
6
Caribbean Area --
5
Cuba
5
East Asia --
5
European Economic Community countries --
5
Foreign countries
5
Israel
5
Malaya
5
more ...