Winners (26): 1929, 1944–45, 1947–48, 1948–49, 1951–52, 1952–53, 1958–59, 1959–60, 1973–74, 1984–85, 1990–91, 1991–92, 1992–93, 1993–94, 1997–98, 1998–99, 2004–05, 2005–06, 2008–09, 2009–10, 2010–11, 2012–13, 2014–15, 2015–16, 2017–18, 2018–19