Region
United States --
59
United States
52
Europe --
14
Soviet Union
13
United states --
13
Soviet Union --
11
Europe
10
East Asia --
9
China --
8
Asia
7
China
6
Developing countries
6
Asia, Southeastern
5
East Asia
5
Southeast Asia --
5
Africa --
4
Asia --
4
Asia, Southeastern --
4
Developing countries --
4
Great Britain
4
Great Britain --
4
Japan --
4
Malaysia --
4
Pacific Area
4
Pacific Area --
4
Latin America --
3
Southeast Asia
3
ASEAN
2
Afghanistan
2
Afghanistan --
2
Australia
2
Germany --
2
Indonesia --
2
Iran
2
Iran --
2
Japan
2
Latin America
2
Malaysia
2
Middle East
2
Middle East --
2
Turkey
2
Turkey --
2
United States - --
2
Yugoslavia
2
ASEAN --
1
ASEAN countries --
1
Arab countries --
1
Australia --
1
Bangladesh
1
Britain
1
more ...