| Season | Age | Team | G | GS | IP | K/9 | BB/9 | HR/9 | BABIP | ERA | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 33 | SK Wyverns | 36 | 0 | 35 | 7.7 | 5.1 | 1.5 | 0.317 | 6.43 | 5.86 | -0.20 |
| 2019 | 32 | Kia Tigers | 10 | 0 | 8.2 | 5.2 | 9.3 | 0.0 | 0.355 | 6.23 | 6.01 | -0.15 |
| 2018 | 31 | Kia Tigers | 40 | 0 | 40.0 | 7.2 | 3.8 | 0.9 | 0.394 | 6.75 | 4.90 | 0.22 |
| 2017 | 30 | Kia Tigers | 48 | 0 | 50.0 | 8.5 | 2.7 | 0.7 | 0.381 | 5.40 | 3.86 | 0.70 |
| 2016 | 29 | Kiwoom Heroes | 62 | 0 | 62.1 | 7.2 | 1.0 | 0.3 | 0.328 | 2.60 | 2.89 | 1.56 |
| 2015 | 28 | Kiwoom Heroes | 57 | 4 | 90.1 | 8.5 | 2.8 | 1.4 | 0.298 | 4.38 | 4.85 | 0.28 |
| 2014 | 27 | Kiwoom Heroes | 34 | 1 | 45.0 | 6.6 | 5.8 | 0.6 | 0.393 | 8.00 | 5.44 | 0.01 |
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