Oblast
Ahmadabad
1
Asia
3
Asia, Central
1
Asia, East
1
Australia
2
Austria
2
Canada
1
China
2
Czechoslovakia
1
Developing countries
4
Europe
7
Europe, Central
1
Europe, Eastern
2
European Economic Community countries
3
European Union countries
3
France
1
Germany
4
Great Britain
10
India
14
Indonesia
1
Iran
2
Ireland
2
Islamic countries
2
Israel
1
Italy
2
Japan
3
Kenya
2
Maharashtra (India)
1
Netherlands
3
New England
1
New Zealand
1
Nigeria
1
North America
1
Pacific Area
1
Scotland
1
Southeast Asia
1
Sweden
1
Switzerland
1
Turkey
1
United States
21