Serie A, also called Serie A TIM due to sponsorship by Telecom Italia, is a professional league competition for football clubs located at the top of the Italian football league system and has been operating for over eighty years since the 1929–30 season. It had been organized by Lega Calcio until 2010, but a new league, the Lega Serie A, was created for the 2010–11 season. Serie A is regarded as one of the best football leagues in the world. Serie A was considered the best league in the world in the '90s, and has produced the highest number of European Cup finalists: Italian clubs have reached the final of the competition on a record twenty-six different occasions, winning the title twelve times. Serie A is ranked 4th among European leagues according to UEFA's league coefficient behind the Spanish La Liga, English Premier League and German Bundesliga, which is based on the performance of Italian clubs in the Champions League and the Europa League. It also ranked 5th in world according to the first trends of the 2011 IFFHS rating.