Region
United States
70
Great Britain
32
India
18
Canada
14
Australia
13
Brazil
11
Europe
11
Iran
11
United Kingdom
11
Colombia
10
Turkey
9
Africa
8
États-Unis
8
New Zealand
8
China
6
Asia
5
Grande-Bretagne
5
Poland
5
Developing countries
4
Japan
4
South Africa
4
Middle East
3
OECD countries
3
Saudi Arabia
3
Spain
3
Australie
2
Bosnia and Herzegovina
2
Central Europe
2
Egypt
2
Europe, Central
2
Greece
2
Pakistan
2
Periodicals
2
Africa, Southern
1
Alaska
1
Amérique du Nord
1
Antarctic Regions
1
Arctic Regions
1
Arizona
1
Asia, Central
1
Australasia
1
Belgium
1
Bosnia and Hercegovina
1
British Columbia
1
Croatia
1
Denmark
1
Eastern Europe
1
Erde
1
Europa
1
Europe centrale
1
more ...