SO9
Rafael Pérez · Season-by-season history
SO9 over time
- Cleveland Guardians · MLB
| Season | Team | League | SO9 |
|---|---|---|---|
| 2012 |  Cleveland Guardians |
MLB | 4.7 |
| 2011 | Cleveland Guardians |
MLB | 4.7 |
| 2010 | Cleveland Guardians |
MLB | 5.3 |
| 2009 | Cleveland Guardians |
MLB | 6.0 |
| 2008 | Cleveland Guardians |
MLB | 10.1 |
| 2007 | Cleveland Guardians |
MLB | 9.2 |
| 2006 | Cleveland Guardians |
MLB | 10.9 |