Geographic Subject
Africa
1
Alabama
2
Angola
1
Anguilla
2
Antigua
2
Antigua and Barbuda
2
Argentina
1
Arkansas
1
Australia
1
Bahamas
3
Barbados
1
Belize
2
Bermuda Islands
1
British Virgin Islands
1
Burma
1
California
1
China
1
Colorado
1
Delaware
3
Developing countries
1
Dominica
1
Fiji
2
Florida
3
France
1
Gambia
2
Georgia
1
Grenada
1
Guam
1
Guatemala
1
Guyana
1
Hawaii
2
Illinois
5
Inde
1
India
4
Indonesia
3
Iowa
3
Jamaica
1
Kenya
2
Kiribati
1
Leeward Islands (Federation)
2
Lesotho
2
Louisiana
6
Louisiane
1
Malawi
3
Maryland
3
Massachusetts
2
Mauritius
1
Michigan
4
Missouri
4
Montana
1
more ...