Region
United States
458
United States --
425
Malaysia
149
Soviet Union --
137
China --
135
Japan --
126
Europe --
122
Japan
108
Malaysia --
101
Asia
96
Europe
96
China
93
Soviet Union
92
Developing countries
91
Great Britain --
87
India --
79
Great Britain
76
Asia --
74
Developing countries --
73
India
69
Asia, Southeastern
66
Asia, Southeastern --
61
East Asia --
59
Europe, Eastern --
57
Middle East --
55
South Africa --
47
East Asia
44
Israel --
44
Pacific Area --
43
Latin America --
41
South Africa
41
Latin America
39
Europe, Eastern
38
Indonesia --
38
Africa --
37
Singapore
36
Southeast Asia --
36
Africa
35
Australia --
34
Pacific Area
34
Indonesia
33
Singapore --
33
Germany --
31
Middle East
30
France --
28
Korea (South) --
28
France
27
Germany
27
Philippines --
27
Taiwan --
27
more ...