League Index
 
Bold indicates World Championship Champion
 
Lg LgAvg LgERA Champion Year Champion LgERA LgAvg Lg
AL .274 4.75 Texas Rangers 2004 Los Angeles Dodgers 4.40 .259 NL
AL .264 4.30 Tampa Bay Devil Rays 2005 Florida Marlins 4.41 .263 NL
AL .272 4.50 Cleveland Indians 2006 Florida Marlins 4.34 .266 NL
AL .270 4.52 Seattle Mariners 2007 Chicago (N) Cubs 4.28 .265 NL
AL .274 4.72 Cleveland Indians 2008 Chicago (N) Cubs 4.34 .264 NL
AL .282 4.99 Seattle Mariners 2009 Chicago (N) Cubs 4.13 .258 NL
AL .274 4.85 Cleveland Indians 2010 Atlanta Braves 4.19 .258 NL
AL .263 4.38 New York (A) Yankees 2011 Washington Nationals 4.13 .257 NL
AL .265 4.64 Detroit Tigers 2012 Colorado Rockies 4.28 .261 NL
AL .264 4.57 Texas Rangers 2013 Pittsburgh Pirates 4.27 .259 NL
AL .266 4.52 Seattle Mariners 2014 San Francisco Giants 4.20 .260 NL
AL .272 4.77 Texas Rangers 2015 Florida Marlins 4.11 .259 NL
AL .268 4.70 Detroit Tigers 2016 Chicago (N) Cubs 4.18 .258 NL
AL .270 4.71 New York (A) Yankees 2017 San Diego Padres 4.16 .260 NL
AL .271 4.63 Toronto Blue Jays 2018 Chicago (N) Cubs 4.29 .264 NL
AL .266 4.45 Toronto Blue Jays 2019 Chicago (N) Cubs 4.17 .262 NL
AL .272 4.57 Oakland Athletics 2020 Los Angeles Dodgers 4.31 .267 NL
AL .270 4.38 Chicago (A) White Sox 2021 Los Angeles Dodgers 4.17 .262 NL
AL .270 4.51 New York (A) Yankees 2022 Los Angeles Dodgers 4.41 .270 NL