On January 11, Beijing time, the famous data website Opta counted the list of U21 players in the five major leagues this season, with Saint-Etiennes 13 at the top of the list, and Barca, Reims and Rennes 12 tied for second.
The top five leagues so far this season use the U21 player list
1. Saint-Etienne: 13 people
2. Barca: 12 people
2. Lance: 12 people
2. Rennes: 12 people
5. Monaco: 11 people
5. Stuttgart: 11 people
7. Norwich: 9
8. Leeds United: 8 people
8. Lille: 8 people
8. Montpellier: 8 people
8. Leipzig: 8 people
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