ERA+
Glen Perkins · Season-by-season history
ERA+ over time
- Minnesota Twins · MLB
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2017 |  Minnesota Twins |
MLB | 49 |
| 2016 | Minnesota Twins |
MLB | 55 |
| 2015 | Minnesota Twins |
MLB | 123 |
| 2014 | Minnesota Twins |
MLB | 107 |
| 2013 | Minnesota Twins |
MLB | 178 |
| 2012 | Minnesota Twins |
MLB | 161 |
| 2011 | Minnesota Twins |
MLB | 164 |
| 2010 | Minnesota Twins |
MLB | 71 |
| 2009 | Minnesota Twins |
MLB | 75 |
| 2008 | Minnesota Twins |
MLB | 95 |
| 2007 | Minnesota Twins |
MLB | 138 |
| 2006 | Minnesota Twins |
MLB | 299 |