ERA

David Aardsma · Season-by-season history

ERA over time

David Aardsma — ERA over time Each bar is a recorded season value, grouped by season and coloured by team and competition. Bars extend from zero. Focus or hover over a bar for its exact value. 0 1.8 3.6 5.4 7.2 9 2007 2008 2009 2010 2012 2007 · Chicago White Sox · MLB: 6.40 Chicago White Sox 2008 · Boston Red Sox · MLB: 5.55 Boston Red Sox 2009 · Seattle Mariners · MLB: 2.52 Seattle Mariners 2010 · Seattle Mariners · MLB: 3.44 Seattle Mariners 2012 · New York Yankees · MLB: 9.00 New York Yankees
  • Chicago White Sox · MLB
  • Boston Red Sox · MLB
  • Seattle Mariners · MLB
  • New York Yankees · MLB
SeasonTeamLeagueERA
2012 New York Yankees MLB 9.00
2010 Seattle Mariners MLB 3.44
2009 Seattle Mariners MLB 2.52
2008 Boston Red Sox MLB 5.55
2007 Chicago White Sox MLB 6.40