Region
United States
10
United States --
10
Asia
5
Asia --
4
China
4
China --
4
Asia, Central
2
East Asia
2
East Asia --
2
Pacific Area
2
Pacific Area --
2
United states --
2
Africa
1
Africa --
1
Asia, Central --
1
Asia, Southeastern
1
Asia, Southeastern --
1
Central America
1
Central America --
1
Eurasia --
1
Europe --
1
Germany
1
Germany --
1
Islamic countries
1
Middle East
1
Middle East --
1
Turkey
1
Turkey --
1
Yugoslavia
1
Yugoslavia --
1