Challengers by country
France
34
Germany
30
Türkiye
23
Poland
15
Sweden
15
Denmark
14
Spain
13
Greece
11
Bulgaria
8
United Kingdom
8
Netherlands
7
Austria
6
Switzerland
6
South Korea
5
Czech Republic
4
Italy
3
Slovenia
3
Belgium
3
Russia
3
Lithuania
3
Croatia
2
Ukraine
2
Slovakia
2
Norway
2
Serbia
2
Hungary
2
Romania
2
Finland
2
China
2
Algeria
2
Portugal
2
Latvia
1
Malta
1
Ireland
1
Jordan
1
Estonia
1
Egypt
1
United States
1
Montenegro
1