BB9
Corey Kluber · Season-by-season history
BB9 over time
- Cleveland Guardians · MLB
- Texas Rangers · MLB
- New York Yankees · MLB
- Tampa Bay Rays · MLB
- Boston Red Sox · MLB
Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.
| Season | Team | League | BB9 |
|---|---|---|---|
| 2023 |  Boston Red Sox |
MLB | 3.4 |
| 2022 |  Tampa Bay Rays |
MLB | 1.2 |
| 2021 |  New York Yankees |
MLB | 3.7 |
| 2020 |  Texas Rangers |
MLB | 9.0 |
| 2019 |  Cleveland Guardians |
MLB | 3.8 |
| 2018 | Cleveland Guardians |
MLB | 1.4 |
| 2017 | Cleveland Guardians |
MLB | 1.6 |
| 2016 | Cleveland Guardians |
MLB | 2.4 |
| 2015 | Cleveland Guardians |
MLB | 1.8 |
| 2014 | Cleveland Guardians |
MLB | 1.9 |
| 2013 | Cleveland Guardians |
MLB | 2.0 |
| 2012 | Cleveland Guardians |
MLB | 2.6 |
| 2011 | Cleveland Guardians |
MLB | 6.2 |