Region
United States --
90
United States
75
Great Britain --
27
Great Britain
21
China --
17
China
12
Soviet Union --
12
Afghanistan --
9
Middle East --
9
Soviet Union
9
United states --
9
Vietnam --
9
Europe
8
Europe --
8
Indonesia --
8
Japan --
8
Vietnam
8
Cambodia --
7
Indonesia
7
Afghanistan
6
Germany --
6
Israel --
6
Middle East
6
Panama --
6
Central America
5
Central America --
5
Japan
5
Lebanon --
5
Libya
5
Libya --
5
Malaysia --
5
Palestine --
5
Singapore
5
Singapore --
5
Asia, Southeastern
4
Asia, Southeastern --
4
Cambodia
4
Developing countries --
4
Egypt --
4
Germany
4
Indochina
4
Indochina --
4
Latin America
4
Latin America --
4
Pakistan
4
Pakistan --
4
Romania
4
Romania --
4
Turkey
4
Turkey --
4
more ...