Region
United States --
12
United States
10
Asia
8
China --
7
Persian Gulf Region --
7
China
6
East Asia
6
Asia --
5
Asia, Southeastern
5
Asia, Southeastern --
5
ASEAN
4
Europe
4
Persian Gulf region
4
Southeast Asia
4
Southeast Asia --
4
Australia
3
Australia --
3
Cambodia --
3
Europe --
3
Japan
3
Japan --
3
Mediterranean Region --
3
Burma --
2
East Asia --
2
Malaysia
2
Malaysia --
2
Mediterranean Region
2
Pacific Area
2
Russia
2
Russia --
2
South China Sea --
2
South China Sea Region
2
South China Sea region --
2
Soviet Union
2
Soviet Union --
2
ASEAN --
1
Arctic regions --
1
Asia Pacific Region
1
Asia, Central
1
Asia, Central --
1
Asia, Southeast
1
Asian
1
Asian --
1
Burma
1
Canada --
1
India
1
India --
1
Indo-Pacific Region --
1
Indo-Pacific region
1
Indonesia
1
more ...