Region
United States
36
Europe
26
Soviet Union
12
Southeast Asia
10
East Asia
8
Iran
7
Russia (Federation)
7
Great Britain
6
Korea (North)
5
Persian Gulf Region
5
Saudi Arabia
5
Arab countries
4
Asia
4
Developing countries
4
India
4
Iraq
4
Turkey
4
Asia, Central
3
Balkan Peninsula
3
China
3
Indochina
3
Middle East
3
Pacific Area
3
Persian Gulf States
3
Afghanistan
2
Asie
2
Caucasus
2
Central America
2
Central Asia
2
Europa
2
États-Unis
2
Fergana Valley
2
Former Soviet republics
2
Germany
2
Indonesia
2
Israel
2
Japan
2
Russia
2
South Asia
2
Ukraine
2
Yugoslavia
2
Africa
1
Africa, Central
1
Africa, Northeast
1
Africa, Southern
1
Africa, Sub-Saharan
1
Afrique centrale
1
Afrique subsaharienne
1
Amérique centrale
1
Amérique latine
1
more ...