Region
United States --
240
United States
168
Europe --
40
China --
38
Soviet Union --
34
Asia
32
China
31
Soviet Union
27
Europe
26
Australia --
25
Japan --
25
Asia --
21
Great Britain --
20
Japan
20
Malaysia
20
Malaysia --
20
Australia
18
Indonesia --
18
Pacific Area
17
Indonesia
15
Pacific Area --
14
Great Britain
13
India --
13
Israel
13
Israel --
13
India
12
Asia, Southeastern --
11
Middle East
11
Middle East --
11
Singapore --
11
East Asia --
10
Iran --
10
Singapore
10
United states --
10
New Zealand --
9
Taiwan --
9
Asia, Southeastern
8
Developing countries --
8
Germany
8
Iraq --
8
Pakistan --
8
Taiwan
8
Iraq
7
New Zealand
7
Pakistan
7
Philippines
7
Russia (Federation) --
7
South Africa --
7
Southeast Asia
7
Afghanistan
6
more ...