WHIP
Justin Masterson · Season-by-season history
WHIP over time
- Boston Red Sox · MLB
- Cleveland Guardians · MLB
| Season | Team | League | WHIP |
|---|---|---|---|
| 2015 |  Boston Red Sox |
MLB | 1.601 |
| 2014 |  Cleveland Guardians |
MLB | 1.653 |
| 2013 | Cleveland Guardians |
MLB | 1.202 |
| 2012 | Cleveland Guardians |
MLB | 1.454 |
| 2011 | Cleveland Guardians |
MLB | 1.278 |
| 2010 | Cleveland Guardians |
MLB | 1.500 |
| 2009 | Boston Red Sox |
MLB | 1.347 |
| 2008 | Boston Red Sox |
MLB | 1.223 |