Barcelona returned record revenues of €679million during 2015-16, according to the club’s financial results for the season.The LaLiga champions released the figures on Monday, with the overall revenue mark ‘representing a substantial increase of the figure originally budgeted for this area’.Barca returned a net profit of €29m after tax and believe they are on course to hit the marks of a strategic plan that targets revenue of €1billion in 2021.The strategic plan includes the ‘Espai Barca’ renovation project for Camp Nou and its surrounding area.Barcelona also announced the board has approved a one-year extension of their deal with main sponsor Qatar Airways.