Region
United States
4,051
États-Unis
1,104
West Virginia
539
Great Britain
330
Virginie-Occidentale
229
Canada
161
Africa
150
California
115
Soviet Union
111
Grande-Bretagne
100
New York (State)
98
Virginia
96
Pennsylvania
85
Southern States
80
Ohio
78
Europe
75
Latin America
58
Afrique
57
Illinois
49
Germany
46
England
45
France
45
India
45
Japan
44
Maryland
44
South Africa
44
Etats-Unis d'Amérique
43
Europe, Eastern
43
Massachusetts
43
China
42
Developing countries
41
Kentucky
41
Eastern Europe
40
New York
40
Asia
39
Australia
39
West (U.S.)
39
Michigan
36
USA
36
West United States
36
North Carolina
33
Tennessee
33
Texas
33
Appalachian Region
30
New York (État)
30
Indiana
29
Kenya
29
Africa, East
28
Missouri
28
URSS
28
more ...