Region
United States --
31
United States
28
Asia
14
Europe
13
China
12
Pacific Area
12
China --
11
Japan --
11
Europe --
10
Southeast Asia
10
Southeast Asia --
10
Japan
9
Russia (Federation)
9
Russia (Federation) --
9
Asia --
8
Australia --
7
Pacific Area --
7
East Asia
5
Asia, Southeastern
4
Asia, Southeastern --
4
Australia
4
Europe, Eastern
4
Former Soviet republics
4
Former Soviet republics --
4
India
4
India --
4
United states --
4
Europe, Eastern --
3
Germany
3
Iran
3
Iran --
3
Russia
3
Russia --
3
Burma
2
Burma --
2
East Asia --
2
Germany --
2
Great Britain --
2
Korea (South)
2
Korea (South) --
2
Oceania
2
Pakistan
2
Pakistan --
2
South Asia
2
South Asia --
2
Soviet Union
2
Soviet Union --
2
Taiwan --
2
Ukraine --
2
ASEAN countries --
1
more ...