Region
Asia --
15
Asia
11
United States
9
United States --
8
East Asia --
3
South Asia --
3
China
2
China --
2
East Asia
2
Africa --
1
Asia, Southeastern --
1
Australia
1
Australia --
1
Israel
1
Israel --
1
Japan
1
Japan --
1
Near East
1
Near East --
1
South Asia
1
Soviet Union
1
Soviet Union --
1
States, New --
1