Region
United States --
14
United States
10
Burma
3
Japan
3
Japan --
2
U.S --
2
Burma --
1
Developing countries --
1
European Economic Community countries --
1
Greece --
1
I.C.U (South Africa) --
1
Indonesia
1
Indonesia --
1
South Africa
1
Southern States --
1
Soviet Union --
1
U
1
U.S.A --
1
United States - --
1