Region
United States --
United States
328
Soviet Union --
22
Soviet Union
18
China --
13
China
12
Japan --
12
United states --
11
Asia
10
Europe --
10
Iran --
9
Asia --
8
Central America --
8
Iran
8
Japan
8
Middle East
8
Middle East --
8
Central America
7
Developing countries
7
Europe
7
Great Britain --
7
Afghanistan --
6
Developing countries --
6
Iraq --
6
Afghanistan
5
East Asia --
5
Latin America --
5
Philippines
5
Philippines --
5
Iraq
4
Latin America
4
Persian Gulf Region --
4
Taiwan
4
Taiwan --
4
Canada --
3
Cuba --
3
Foreign countries
3
Germany --
3
Great Britain
3
Haiti
3
Haiti --
3
Islamic countries
3
Islamic countries --
3
Israel --
3
Russia (Federation)
3
Russia (Federation) --
3
Russia --
3
Arab countries
2
Arab countries --
2
Asia, Southeastern
2
more ...