Challengers by country
France
39
Türkiye
27
Germany
25
Poland
17
South Korea
15
Sweden
13
Denmark
11
Spain
11
Greece
10
Bulgaria
7
United Kingdom
6
Netherlands
5
Romania
4
Lithuania
4
Portugal
4
Norway
4
Slovenia
3
China
3
Algeria
2
Belgium
2
Czech Republic
2
Serbia
2
Switzerland
2
Hungary
2
Latvia
2
Russia
2
Egypt
1
Montenegro
1
Albania
1
Syria
1
Italy
1
Malta
1
Finland
1
Ukraine
1
Lebanon
1
Estonia
1
Austria
1