| Season | Age | Team | G | GS | IP | K/9 | BB/9 | HR/9 | BABIP | ERA | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 35 | Kiwoom Heroes | 24 | 0 | 17.1 | 6.8 | 0.0 | 3.1 | 0.286 | 5.71 | 6.56 | -0.27 |
| 2019 | 34 | Kiwoom Heroes | 57 | 0 | 54.1 | 6.8 | 1.2 | 0.2 | 0.310 | 2.32 | 2.64 | 1.08 |
| 2018 | 33 | Kiwoom Heroes | 61 | 0 | 52.1 | 6.2 | 2.2 | 1.4 | 0.321 | 6.19 | 5.18 | 0.11 |
| 2017 | 32 | Kiwoom Heroes | 57 | 3 | 73.2 | 6.8 | 1.8 | 1.2 | 0.351 | 4.76 | 4.61 | 0.47 |
| 2016 | 31 | Kiwoom Heroes | 55 | 0 | 51.0 | 7.1 | 3.0 | 0.5 | 0.301 | 4.41 | 4.17 | 0.61 |
| 2015 | 30 | Kiwoom Heroes | 9 | 4 | 18.1 | 5.4 | 5.9 | 2.0 | 0.397 | 9.33 | 7.31 | -0.32 |
| 2014 | 29 | Kiwoom Heroes | 21 | 14 | 74.0 | 3.8 | 4.0 | 1.7 | 0.327 | 6.45 | 6.85 | -0.48 |
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