ERA+
Martín Pérez · Season-by-season history
ERA+ over time
- Texas Rangers · MLB
- Minnesota Twins · MLB
- Boston Red Sox · MLB
- Chicago White Sox · MLB
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2025 |  Chicago White Sox |
MLB | 119 |
| 2023 |  Texas Rangers |
MLB | 96 |
| 2022 | Texas Rangers |
MLB | 137 |
| 2021 |  Boston Red Sox |
MLB | 99 |
| 2020 | Boston Red Sox |
MLB | 107 |
| 2019 |  Minnesota Twins |
MLB | 89 |
| 2018 | Texas Rangers |
MLB | 76 |
| 2017 | Texas Rangers |
MLB | 100 |
| 2016 | Texas Rangers |
MLB | 104 |
| 2015 | Texas Rangers |
MLB | 95 |
| 2014 | Texas Rangers |
MLB | 91 |
| 2013 | Texas Rangers |
MLB | 114 |
| 2012 | Texas Rangers |
MLB | 81 |