Region
United States
622
États-Unis
179
USA
44
États-Unis
26
Soviet Union
24
Latin America
23
Southern States
23
West Virginia
22
Appalachian Region
21
Europe
20
Developing countries
17
Japan
17
Great Britain
15
Pacific Area
14
North America
13
Russia
13
Africa
12
Canada
12
China
11
Virginie-Occidentale
11
America
10
India
10
Europe, Eastern
9
Mexico
9
Middle East
9
California
8
Africa, Sub-Saharan
7
Afrique
7
Etats-Unis
7
États-Unis (Sud)
7
Germany
7
Grande-Bretagne
7
URSS
7
Amérique
6
East Asia
6
Eastern Europe
6
Japon
6
Sub-Saharan Africa
6
Virginia
6
Washington (DC)
6
West (U.S.)
6
Amérique latine
5
Asia
5
Brazil
5
Cuba
5
England
5
Englisch
5
France
5
Illinois
5
North Carolina
5
more ...