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United States
92
Canada
38
Developing countries
16
États-Unis
16
China
14
Australia
13
Europe
13
Great Britain
12
Eastern Europe
11
Europe, Eastern
11
India
11
Pakistan
10
Africa
9
Brazil
9
Chile
9
Colorado
9
Ireland
9
New Zealand
9
Norway
9
Poland
9
Spain
9
Colombia
8
Finland
8
Italy
8
Latin America
8
Middle East
8
Indonesia
7
Netherlands
7
New York (State)
7
Philippines
7
Russia (Federation)
7
Southern States
7
Taiwan
7
Arizona
6
Austria
6
Germany
6
Malaysia
6
Nigeria
6
North Carolina
6
Pays en voie de développement
6
Singapore
6
Slovenia
6
Sweden
6
Switzerland
6
Texas
6
Turkey
6
Asia
5
Belgium
5
California
5
Central America
5
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