Subject Region
Soviet Union
42
Germany
21
Africa
10
China
10
United States
8
Russia (Federation)
7
Europe
6
Portugal
6
Great Britain
5
Poland
5
Congo (Democratic Republic)
4
Korea (North)
4
Africa, West
3
Australia
3
Brazil
3
Dubayy (Emirate)
3
Dubayy (United Arab Emirates : Emirate)
3
Eurasia
3
Indonesia
3
Japan
3
Mozambique
3
New Mexico
3
Ohio
3
Queensland
3
Romania
3
Sao Tome and Principe
3
South Africa
3
United Arab Emirates
3
America
2
Bolivia
2
Central America
2
Czechoslovakia
2
Europe, Eastern
2
India
2
Oceania
2
Pacific Area
2
Pechora River Region
2
Pechora River Region (Russia)
2
Potosí (Department)
2
South Asia
2
Southern States
2
Spain
2
Ukraine
2
Vorkuta (Komi, Russia)
2
Africa, Southern
1
Alderney
1
Aldershot (England)
1
Almadén Region
1
Andes Region
1
Angola
1
more ...