Oblast
China
7
East Asia
6
European Union countries
6
United States
5
Africa
4
Latin America
4
India
3
Japan
3
Asia
2
Europe
2
Middle East
2
Pacific Area
2
Africa, North
1
Caribbean Area
1
Europe, Central
1
Europe, Eastern
1
Germany
1
Germany (West)
1
Great Britain
1
Poland
1
Russian Far East (Russia)
1
Silk Road
1
South Africa
1
Soviet Union
1