Region
United States --
United States
174
Japan --
17
Japan
14
Soviet Union --
12
Europe --
10
Soviet Union
9
United states --
8
Europe
7
Asia
5
Asia --
5
Latin America
5
Central America --
4
China --
4
Latin America --
4
Australia --
3
Canada
3
Canada --
3
Central America
3
China
3
Developing countries
3
Korea (South)
3
Korea (South) --
3
Middle East
3
New Zealand
3
New Zealand --
3
Russia (Federation)
3
Russia (Federation) --
3
Australia
2
Caribbean Area --
2
Developing countries --
2
European Economic Community countries
2
European Economic Community countries --
2
Foreign countries
2
Israel --
2
Lebanon --
2
Mexico --
2
Middle East --
2
Pacific Area --
2
Pacific area
2
Persian Gulf Region --
2
Philippines
2
Philippines --
2
United Nations
2
Africa, North
1
Africa, North --
1
Africa, Southern --
1
America --
1
California
1
California --
1
more ...