Region
Cambodia --
3
United States --
3
Asia --
2
Cambodia
2
Former Soviet republics
2
Former Soviet republics --
2
Southeast Asia
2
Southeast Asia --
2
Arab countries --
1
Asia
1
Asia, Southeastern
1
Canada --
1
China --
1
Europe, Eastern
1
Europe, Eastern --
1
Guyana
1
Guyana --
1
Haiti
1
Haiti --
1
Kenya
1
Kenya --
1
Mexico
1
Mexico --
1
Niger --
1
Pacific Area
1
Pacific Area --
1
Pakistan --
1
Philippines
1
Philippines --
1
Russia
1
Russia (Federation) --
1
South Africa --
1
Soviet Union --
1
Uganda
1
Uganda --
1
United States
1