ERA
C.J. Wilson · Season-by-season history
ERA over time
- Texas Rangers · MLB
- Los Angeles Angels · MLB
| Season | Team | League | ERA |
|---|---|---|---|
| 2015 |  Los Angeles Angels |
MLB | 3.89 |
| 2014 | Los Angeles Angels |
MLB | 4.51 |
| 2013 | Los Angeles Angels |
MLB | 3.39 |
| 2012 | Los Angeles Angels |
MLB | 3.83 |
| 2011 |  Texas Rangers |
MLB | 2.94 |
| 2010 | Texas Rangers |
MLB | 3.35 |
| 2009 | Texas Rangers |
MLB | 2.81 |
| 2008 | Texas Rangers |
MLB | 6.02 |
| 2007 | Texas Rangers |
MLB | 3.03 |
| 2006 | Texas Rangers |
MLB | 4.06 |
| 2005 | Texas Rangers |
MLB | 6.94 |