Earned Runs Allowed
Grant Balfour · Season-by-season history
Earned Runs Allowed over time
- Minnesota Twins · MLB
- Tampa Bay Rays · MLB
- Athletics · MLB
| Season | Team | League | Earned Runs Allowed |
|---|---|---|---|
| 2015 |  Tampa Bay Rays |
MLB | 3 |
| 2014 | Tampa Bay Rays |
MLB | 34 |
| 2013 |  Athletics |
MLB | 18 |
| 2012 | Athletics |
MLB | 21 |
| 2011 | Athletics |
MLB | 17 |
| 2010 | Tampa Bay Rays |
MLB | 14 |
| 2009 | Tampa Bay Rays |
MLB | 36 |
| 2008 | Tampa Bay Rays |
MLB | 10 |
| 2007 | Tampa Bay Rays |
MLB | 15 |
| 2004 |  Minnesota Twins |
MLB | 19 |
| 2003 | Minnesota Twins |
MLB | 12 |
| 2001 | Minnesota Twins |
MLB | 4 |