Region
United States
606
États-Unis
170
Great Britain
71
Europe
35
Africa
32
Japan
26
Afrique
25
Pennsylvania
24
China
23
Canada
22
India
18
Rome
16
Germany
15
USA
15
France
14
Soviet Union
13
Australia
12
Grande-Bretagne
12
California
11
Cold regions
11
Asia
10
Colombia
10
Italy
10
New Jersey
10
Greece
9
États-Unis
9
Spain
8
Turkey
8
Mexico
7
New York (State)
7
Russia
7
Africa, Sub-Saharan
6
Developing countries
6
Kenya
6
Brazil
5
Germany (East)
5
Massachusetts
5
Pittsburgh
5
West Virginia
5
Arctic regions
4
Australie
4
Europe, Eastern
4
Huntingdon County
4
Illinois
4
Japon
4
Kentucky
4
Netherlands
4
Nigeria
4
Sub-Saharan Africa
4
UNITED STATES
4
more ...