what team has the 2nd most nba championships?
['Boston Celtics - 17. 1957, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1968, 1969, 1974, 1976, 1981, 1984, 1986, 2008.', 'Los Angeles Lakers - 16. ... ', 'Golden State Warriors - 6. ... ', 'Chicago Bulls - 6. ... ', 'San Antonio Spurs - 5. ... ', 'Philadelphia 76ers - 3. ... ', 'Detroit Pistons - 3. ... ', 'Miami Heat - 3.']