Alaves98 The youth squad Gaizka Larrazabal He was the last footballer to debut with the Athletic shirt. On the other hand, at Real Madrid, that honor corresponds to the foreigners Rodrygo and Areola. And in Barcelona it is Martin Braithwaite although it is not included in the computation carried out by CIES, so the last one is that period is the young Ansu Fati. Eibar81 The CIES Football Observatory has carried out a study in which it quantifies the number of players the clubs have used in their domestic leagues in the last five years. The first places are occupied by sets of South America. The period that has been analyzed includes the last five years (from January 2015 to the last day of December 2019).At this time, the Deportivo Pasto, from Colombia, has used up to 176 different players. The Top-3 is completed by the Paraguayan set of Deportivo Capiatá with 162 footballers and the last step of the podium is for the Atlético Huila Colombian, with 154. In the last place, with only 44 players lined up, the Shanghai SIPG, from China. He Urawa Red Diamonds Japanese is the next club, with 48 members on its staff at this time.Ranking in LaLiga SantanderAccording to the data provided by CIES, Athletic is the team that has used the fewest footballers in these five years. 50 different players have entered the fray in this period. Nearby is the Real Madrid with 54 players, seven fewer than Barcelona. The culé set, between 2015 and 2019, has used 61 different players. Real Madrid54 I raised89 Real society63 Betis88 Seville96 Barcelona61 Leganes100 Villarreal78 Real Valladolid107 Osasuna90 Pomegranate119 TeamsNumber of players used Spanish78 Getafe102 Athleticfifty Valencia71 Majorca114 Atlético de Madrid65 Celtic69 In the Premier, the big clubs have similar figures during this five-year period: Tottenham (51); Manchester City (52); Arsenal (56); United (63); Liverpool (64) and Chelsea (65).In the Bundesliga, the teams have similar figures: Leverkusen (52); Bayern Munich (59); Leipzig (59); Borussia (66) and Schalke (75).The Italian teams in the A series They have always been characterized by having more players on the payroll: Naples (58); Juventus (72); Lazio (75); Milan (78); Inter (81) and Rome (86).And in the Ligue 1 French, surprising the number of footballers who have passed through the Monaco (100). The rest, in the line of the European clubs: PSG (71); Olympique Marseille (72) and Olympique Lyon (73).