Region
United States --
United States
510
China --
53
China
45
Japan --
40
United states --
40
Japan
38
Soviet Union --
35
Soviet Union
30
Europe --
29
Europe
24
Asia
17
Middle East
17
Middle East --
17
East Asia --
15
Great Britain --
15
Asia --
13
East Asia
13
Israel
12
Great Britain
11
Israel --
11
Developing countries
10
India
10
India --
10
Taiwan
10
Taiwan --
10
Canada --
9
Southeast Asia --
9
Iraq
8
Latin America
8
Panama --
8
Latin America --
7
Mexico
7
Mexico --
7
Pacific Area --
7
Panama
7
Russia --
7
Afghanistan --
6
Developing countries --
6
Iran
6
Iran --
6
Iraq --
6
Malaysia
6
Pacific Area
6
Russia (Federation) --
6
Southeast Asia
6
United Nations
6
Afghanistan
5
Asia, Southeastern
5
Asia, Southeastern --
5
more ...