Soviet Union 355
Russia (Federation) 67
United States 32
Europe, Eastern 22
Eastern Europe 18
China 8
Developing countries 8
Former Soviet republics 6
Afghanistan 4
Europe 4
Europe, Western 3
Japan 3
Magnitogorsk 3
Magnitogorsk (Russia) 3
Moscow 3
Saratov 3
Saratov (Russia) 3
Asia 2
Caribbean Area 2
Central America 2
Latin America 2
Russia 2
Western Europe 2
Alaska 1
Baltic States 1
Chornobylʹ Region 1
Communist countries 1
Cuba 1
Europe de l'Est 1
Germany 1
Germany (West) 1
Iraq 1
Israel 1
Korea (North) 1
Kuril Islands (Russia) 1
Latvia 1
Middle East 1
Moscow (Russia) 1
Northern Russia 1
Poland 1
Rusland 1
Russia, Northern 1
Sovjet-Unie 1
Tajikistan 1
Turkey 1
URSS 1
USSR 1
Ukraine 1
Yugoslavia 1