merchandise sales, television rights, prize money, and ticket sales. Unlike a limited company, it is not possible to purchase shares in the club, but only a membership. The members of Real Madrid, called socios, form an assembly of delegates which is the highest governing body of the club. As of 2010, the club had 60,000 socios. At the end of the 2009–10 season, the club's board of directors stated that Real Madrid had a net debt of €244.6 million, €82.1 million lower than the previous fiscal year. Real Madrid announced that it had a net debt of €170 million after the 2010–11 season. From 2007 to 2011, the club made a net profit of €190 million. During the 2009–10 season, Real Madrid made €150 million through ticket sales, the most of any club in top-flight football. Real Madrid has the highest number of shirt sales per season, around 1.5 million. For the 2010–11 season, Madrid's wage bill totalled €169 million, which was second-highest in Europe behind Barcelona; furthermore, its wage bill to turnover ratio was the best in Europe at 43 percent, ahead of Manchester United and Arsenal at 46 percent and 50 percent, respectively. In 2013, Forbes listed the club as the world's most valuable sports team, worth $3.3 billion. Real Madrid was valued at €3.47 billion ($4.1 billion) in 2018, and in the 2016–17 season it was the second highest-earning football club in the world, with an annual revenue of €674.6 million. In November 2018, the average first-team pay at Madrid was £8.1m ($10.6m) per year, making it the second-highest paid sports team in the world after Barcelona. In 2022, Forbes listed Real Madrid as the most valuable football club in the world, at $5.1 billion. Popular culture Real Madrid was the featured club in the second installment of the Goal! football movie trilogy, Goal! 2: Living the Dream... (2007). The film follows former Newcastle United star Santiago Muñez as he is first scouted, and then signed by Real Madrid for the 2005–06 season. The film's creators wanted to put emphasis on the changes in Muñez's life after his move to Madrid. Production was done with the full support of UEFA, allowing the film crew to use many real life players in cameo roles. Real Madrid squad members featured in the film included Iker Casillas, Zinedine Zidane, David Beckham, Ronaldo, Roberto Carlos, Raúl, Sergio Ramos, Robinho, Michael Owen,