Region
Latin America
20
Latin America --
20
United States
7
United States --
7
Asia --
3
Caribbean Area
2
Caribbean Area --
2
Africa --
1
Argentina --
1
Asia
1
Bolivia --
1
Brazil --
1
Chile --
1
Developing countries --
1
East Asia
1
East Asia --
1
Ecuador --
1
Europe, Eastern
1
Europe, Eastern --
1
Portugal
1
Portugal --
1
Spain
1
Spain --
1