Region
Africa
2
America
1
Burkina Faso
1
Canada
2
Colorado
1
English-speaking countries
2
Equatorial Guinea
1
Foreign countries
1
Great Britain
2
Guinea
1
Ireland
1
Minnesota
1
Nevada
2
New Mexico
1
North America
3
Scotland
1
Southern States
3
Soviet Union
1
Spain
1
Sudan
1
United States
53
West (U.S.)
3
Wyoming
1