Region
United States
United States --
1,349
China --
127
China
111
Japan
105
Soviet Union
94
Japan --
90
Soviet Union --
79
Europe
72
Asia
63
Asia --
54
Europe --
54
United states --
49
Great Britain
46
Middle East
46
Middle East --
40
Israel --
34
East Asia
33
Israel
31
East Asia --
29
Latin America
29
Developing countries
27
Latin America --
27
Great Britain --
25
India
23
Iraq
22
India --
21
Asia, Southeastern --
19
Iran --
19
Iraq --
19
Taiwan --
19
Developing countries --
18
Asia, Southeastern
17
Iran
17
Central America --
16
Malaysia
16
Russia (Federation) --
15
Southeast Asia
15
Malaysia --
14
Pacific Area
14
Russia
14
Russia (Federation)
14
Taiwan
14
Canada
13
Central America
13
Southeast Asia --
13
Vietnam --
13
Afghanistan
12
Australia --
12
Korea (South)
12
more ...