Business! Porto have made over €600m in player since 2004

Football is business, fans want to be entertained but the clubs need financial success to stay up.

Football clubs have to find a balance between giving fans the entertainment they pay for as well as growing the financial status of the club.

Reports suggest that FC Porto have made a whooping €616m as income in player sales since 2004.

The highest income made was on James Rodriguez who joined Monaco in a €45m deal, followed by Mangala who moved to Manchester city for €40m.

Jackson Martinez is the latest player to leave Porto, he is on the verge of joining Atletico Madrid in a €35m deal. 

View a full list of Porto top transfers below: