Region
Asia, Southeastern
1
Asia, Southeastern --
2
Australia
2
Australia --
3
California
1
California --
1
Canada
1
Canada --
1
Canal Zone
1
Caribbean Area --
1
Central America --
1
China
1
China --
3
Developing countries --
1
Europe
3
Europe --
7
European Union Countries
1
European union countries
1
European union countries --
1
Foreign countries
1
Government policy
3
Great Britain
2
Great Britain --
1
Haiti
2
Haiti --
2
History
1
Jamaica
1
Jamaica --
1
Malaya
1
Malaya --
1
Malaysia
1
Mexico --
1
New Zealand --
1
Panama --
1
Sabah
1
Sabah --
1
Singapore
1
Singapore --
1
South Africa
1
United States
9
United States --
14