Region
Afghanistan
2
Africa, Sub-Saharan
1
Am⥲ica Central
1
Arab countries
1
Canada
1
Central America
2
China
4
Colombia
15
Cuba
2
Europe
3
European Union
1
European Union countries
4
Ghana
2
Guatemala
2
India
1
Israel
1
Japan
2
Korea (North)
2
Mexico
1
Ningbo Shi
2
Ningbo Shi (China)
2
País Vasco
1
País Vasco (Spain)
1
Pennsylvania
1
Philippines
2
Rome
2
Russia (Federation)
1
Southeast Asia
2
Soviet Union
1
Spain
4
United States
46
Yemen (Republic)
1