Subject Region
United States
81
New York (State)
23
New York
22
Great Britain
21
France
18
South Africa
14
England
12
Illinois
10
Pennsylvania
10
West Virginia
10
California
9
Minnesota
9
Mexico
8
Russia
8
Russia (Federation)
8
Southern States
8
Soviet Union
8
Chicago
6
London
6
Canada
5
China
5
Michigan
5
Saint Petersburg
5
Spain
5
Colorado
4
Espana
4
Hawaii
4
New Jersey
4
New Mexico
4
North Carolina
4
Rustenburg
4
Arizona
3
Cambria County
3
Germany
3
Israel
3
Latin America
3
Massachusetts
3
Newark
3
Oaxaca (Mexico : State)
3
Oaxaca (State)
3
Ontario
3
Paris
3
Québec (Province)
3
Saint Petersburg (Russia)
3
Scotland
3
Wales
3
Argentina
2
Atlanta
2
Australia
2
British Columbia
2
más ...