ERA

Aaron Cook · Season-by-season history

ERA over time

Aaron Cook — 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 1.13 2.26 3.39 4.52 5.65 2012 2012 · Boston Red Sox · MLB: 5.65 Boston Red Sox
  • Boston Red Sox · MLB
SeasonTeamLeagueERA
2012 Boston Red Sox MLB 5.65