Region
United States --
United States
12
Soviet Union
4
Soviet Union --
4
Asia
1
Asia --
1
China --
1
Cuba
1
Cuba --
1
East Asia
1
East Asia --
1
Eastern Europe
1
Europe, Eastern
1
Europe, Eastern --
1
Japan
1
Japan --
1
Korea
1
Korea (South)
1
Korea (South) --
1
Korea --
1
Malaysia
1
Malaysia --
1
Mexico
1
Pacific
1
Pacific --
1
Russia --
1
United states --
1