= Losses; ERA = Earned run average; SO = Strikeouts Relief pitchers Note: G = Games pitched; W = Wins; L = Losses; SV = Saves; ERA = Earned run average; SO = Strikeouts Farm system References 2006 Oakland Athletics team page at Baseball Reference 2006 Oakland Athletics team page at www.baseball-almanac.com Oakland Athletics seasons Oakland Athletics American League West champion seasons Oakland Athletics Season Oak