Region
United States
29
Developing countries
5
China
3
Europe
3
Great Britain
3
Asia
2
Canada
2
India
2
Latin America
2
Sweden
2
Africa
1
BRIC countries
1
Caribbean Area
1
Central America
1
East Asia
1
England
1
Eurasia
1
Great Plains
1
Japan
1
Korea (South)
1
Lateinamerika
1
Leeds
1
Mexico
1
Poland
1
Russia
1
Russia (Federation)
1
Scotland
1
South America
1
Soviet Union
1