Region
United States
688
China
75
Japan
69
Great Britain
61
Europe
35
Developing countries
32
Canada
27
East Asia
26
India
24
Germany
23
Africa
22
France
22
European Union countries
17
Korea (South)
17
Mexico
16
Brazil
9
Indonesia
9
Latin America
9
Soviet Union
8
Taiwan
8
Asia
7
European Economic Community countries
7
Italy
7
Korea
7
Russia (Federation)
7
Turkey
7
Germany (West)
6
Ireland
6
Sweden
6
Colombia
5
Europe, Eastern
5
Russia
5
South Africa
5
Southeast Asia
5
Argentina
4
Finland
4
Malaysia
4
Czech Republic
3
Denmark
3
Hong Kong
3
Hong Kong (China)
3
Ontario
3
Pacific Area
3
Prussia
3
Singapore
3
Spain
3
Zimbabwe
3
Africa, North
2
Australia
2
Austria
2
more ...