Region
2
2
4
1
América Latina
1
Asia
1
Asia, Central
1
Balkan Peninsula
2
Balkans (Région)
1
Central Asia
1
Central Europe
10
Communist countries
2
Czech Republic
2
Developing countries
1
Eastern Europe
Estados Unidos
1
Eurasia
1
Eurasie
1
Europa Oriental
2
Europe
5
Europe centrale
5
Europe de l'Est
8
Europe orientale
3
Europe, Central
10
Europe, Eastern
43
Europe, Southern
1
Ex-URSS
1
Former Soviet republics
6
Hongrie
1
Hungary
1
Latin America
1
Lithuania
1
Oost-Europakunde
1
Pays en voie de développement
1
Russia (Federation)
4
Russie
3
Slavic countries
1
Slovenia
1
Slovénie (Yougoslavie)
1
Southern Europe
1
Soviet Union
9
URSS
1
United States
2