Region
United States
48
European Union countries
5
Europe
4
European Economic Community countries
4
Great Britain
4
China
2
Developing countries
2
England
2
Japan
2
Mexican-American Border Region
2
Rome
2
Africa
1
Atlantic Ocean Region
1
Colorado
1
Germany
1
Holy Roman Empire
1
Ireland
1
London
1
Mexico
1
Romania
1
Russia
1
Saudi Arabia
1
Soviet Union
1
Sweden
1
Texas
1
United Arab Emirates
1
Wall Street (New York, N.Y.)
1