Region
United States
635
China
115
Europe
91
Great Britain
63
Soviet Union
55
Developing countries
43
European Union countries
38
Middle East
33
Japan
32
Germany
31
Asia
30
France
26
Russia (Federation)
23
Africa
22
India
21
Iran
21
Russia
21
Latin America
20
Canada
16
East Asia
16
Israel
14
Australia
13
Cuba
13
Korea (North)
13
Western countries
13
Southeast Asia
12
Syria
12
Turkey
12
South Asia
10
Pacific Area
9
Taiwan
9
America
8
Brazil
8
Egypt
8
Europe, Western
8
Iraq
8
Colombia
7
Indonesia
7
Italy
7
Poland
7
Germany (West)
6
Mexico
6
Puerto Rico
6
Afghanistan
5
Africa, North
5
Arctic regions
5
Caribbean Area
5
Communist countries
5
England
5
Greece
5
more ...