Region
United States --
United States
971
China --
87
China
80
Japan --
66
Soviet Union --
63
Japan
59
Europe --
54
Soviet Union
51
Europe
46
United states --
45
Asia
41
Asia --
38
Middle East
37
Middle East --
33
Great Britain --
26
Latin America
23
Latin America --
23
Developing countries
19
East Asia --
19
East Asia
18
Israel --
18
Israel
17
Developing countries --
15
Iran --
15
Great Britain
14
Asia, Southeastern --
13
Central America --
13
India
13
India --
13
Asia, Southeastern
12
Australia --
12
Iran
12
Taiwan --
12
Philippines
11
Russia (Federation)
11
Russia (Federation) --
11
Canada --
10
Central America
10
Iraq --
10
Philippines --
10
Taiwan
10
Afghanistan
9
Australia
9
Iraq
9
Islamic countries
9
Islamic countries --
9
Pacific area --
9
Singapore
9
Singapore --
9
more ...