Region
United States --
334
United States
223
China --
94
China
62
Japan --
59
United states --
58
Soviet Union --
54
Soviet Union
45
Japan
39
India --
37
Europe --
35
Asia
32
Europe
32
Great Britain --
29
Asia --
28
India
27
Malaysia --
27
Great Britain
25
Southeast Asia --
23
Middle East
22
Southeast Asia
22
Israel --
21
Malaysia
21
Middle East --
21
Israel
19
Taiwan --
19
Asia, Southeastern --
17
Asia, Southeastern
16
East Asia
16
East Asia --
15
Indonesia
15
Indonesia --
15
Developing countries
14
Russia (Federation) --
14
Taiwan
14
Iran --
12
Singapore
12
Australia
11
Australia --
11
Russia (Federation)
11
Singapore --
11
Germany --
10
Turkey --
10
Africa --
9
Pakistan
9
Russia
9
Russia --
9
Cuba --
8
Europe, Eastern
8
Europe, Eastern --
8
more ...