The three highest transfer in the sport's history had a Premier League club on the selling end, with Tottenham Hotspur selling Gareth Bale to Real Madrid for £85 million in 2013, Manchester United's sale of Cristiano Ronaldo to Real Madrid for £80 million in 2009, and Liverpool selling Luis Suárez to Barcelona for £75 million in 2014.
In 2009, what was the transfer fee for Cristiano Ronaldo?
Manchester United's sale of Cristiano Ronaldo to Real Madrid for £80 million in 2009,