Region
United States
88
Great Britain
35
India
18
Canada
15
Australia
14
Europe
12
États-Unis
12
Iran
11
United Kingdom
11
New Zealand
9
Africa
8
Turkey
8
China
7
Grande-Bretagne
6
Mexico
6
México
6
Asia
5
Brazil
4
Developing countries
4
Japan
4
South Africa
4
Middle East
3
OECD countries
3
Saudi Arabia
3
Spain
3
Alaska
2
Australie
2
Central Europe
2
Egypt
2
Europe, Central
2
Greece
2
Pakistan
2
Periodicals
2
Poland
2
Africa, Southern
1
Amérique du Nord
1
Antarctic Regions
1
Arctic Regions
1
Arizona
1
Asia, Central
1
Australasia
1
Belgium
1
Bosnia and Hercegovina
1
Bosnia and Herzegovina
1
British Columbia
1
Colombia
1
Croatia
1
Denmark
1
Eastern Europe
1
Erde
1
more ...