Region
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Oslo
1
Paris
4
Paris (France)
2
Pearl River Delta Region
1
Pennsylvania
1
Peru
1
Pittsburgh
1
Poland
2
Portland
1
Québec (Province)
2
Romania
1
Rome
1
Rome (City)
1
Rome (Italy)
1
Russia (Federation)
20
Saint Petersburg
20
San Francisco
3
San Marino
1
Seattle
2
Sommerville
1
South Africa
3
South America
1
Southampton
1
Southern States
1
Spain
3
Suzhou (Jiangsu Sheng)
1
Ukraine
1
United Arab Emirates
2
United States
54
Utah
1
Vatican
1
Vatican City
4
Vaticano
1
Vienna
1
Virginia
1
Washington (D.C.)
10
Washington (State)
2
West (U.S.)
1
Western countries
1
Worcester
1
Yugoslavia
1
États-Unis
1