S.L. Benfica 2015, Benfica reported to have 246,401 members; however, after a scheduled renumbering by the club in August 2015, the number decreased to 156,916. In April 2017, Benfica reported they had a total of 184,264 members by 31 December 2016. Benfica has rivalries with Sporting CP and FC Porto, with whom it forms the "Big Three": Portugal's most decorated clubs. None of them have been relegated from the Portuguese league since its establishment in 1934. As Lisbon-based clubs, Benfica and Sporting have shared a rivalry for over a century; it all started in 1907 when eight prominent Benfica players defected to
1982–83 S.L. Benfica season with the Portuguese Cup Final which pinned Benfica against Porto in the Estádio Municipal de Coimbra. However, Porto and Porto Football Association started a legal battle with the Portuguese Football Federation to change the venue to Estádio das Antas. It ended up being postponed and only played in August 1983 in Estádio das Antas, with Benfica winning it by 1–0. The squad for the season consisted of the players listed in the tables below, as well as staff member Sven-Goran Eriksson (manager), Toni (assistant manager), Júlio Borges (Director of Football), Amilcar Miranda (Doctor). Bibliography 1982–83 S.L. Benfica season The 1982–83