Region
China
Southeast Asia --
13
China --
12
Southeast Asia
12
United States
4
United States --
4
India
2
Malaysia
2
Malaysia --
2
South China Sea --
2
Africa
1
Africa --
1
Asia
1
Burma --
1
East Asia
1
India --
1
Singapore
1
Singapore --
1
South America
1
South America --
1
South China Sea
1
Southeast
1
Southeast asia
1
Taiwan
1
Taiwan --
1