Tottenham Hotspur had a total of 13 players, who played for the club for at least three seasons between the ages of 15 and 21, that were playing in Europe’s top five leagues in 2019/20.
"Club-trained" players-wise, Manchester United (24) and Arsenal (23) were on top, with Spurs also having less than Southampton (15), Manchester City (16) and Chelsea (20) in the Premier League.
The players that came from Spurs include Kyle Walker, who plays for Man City, as well as Andros Townsend at Crystal Palace.
In terms of level, Chelsea’s players were at an average of 1.4, compared to 1.7 for United, 1.6 for Arsenal, and 1.6 for City.
It means the Football Observatory analysis gives Chelsea a weighted score of 43.9, which puts them ahead of Manchester United (41.8), Arsenal (36.4), Manchester City (34.1), Liverpool (29.4) and Spurs were down with a score of 19.4.
Real Madrid has the best weighted score in Europe at 69.1, followed by Barcelona (62.1), Valencia (48.7), Real Sociedad (47.7), Athletic Bilbao (47.7), Lyon (47.4), Chelsea (43.9), Atletico Madrid (42.7),and Manchester United (41.8).
Manchester United have consistently had more club trained players in the top five leagues - the top flights of England, France, Germany, Italy and Spain - than any other English club over the last five seasons.
In 2019/20, United topped the list with 24 club trained players ahead of Arsenal with 23, Chelsea with 20, Manchester City with 16, Southampton with 15, Tottenham with 13 and Liverpool with 11.
United also topped the list in 2018/19 with 28 club trained players putting them ahead of Chelsea (23), Arsenal (20), Tottenham (17), Southampton (15), and Manchester City (12). Figures aren’t available for Liverpool that year.
In 2017/18, Manchester United were again top of the list of English clubs with 24 club trained players. Arsenal were second with 17, Tottenham third with 15, Manchester City fourth with 15, and Liverpool and Chelsea were joint fifth on 12.
It was a similar story in 2016/17 - Manchester United (28), Arsenal 921), Chelsea (17), Tottenham (15), Manchester City (14), Liverpool (12) - and in 2015/16 - Manchester United (34), Arsenal (22), Tottenham (17), Chelsea (13), Southampton (13), Manchester City (12) - and 2014/15 - Manchester United (31), Arsenal (20).