| Season | Age | Team | G | GS | IP | K/9 | BB/9 | HR/9 | BABIP | ERA | FIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2020 | 25 | Lotte Giants | 26 | 26 | 137.1 | 6.7 | 2.9 | 1.2 | 0.326 | 4.65 | 5.00 | 1.81 |
| 2019 | 24 | Lotte Giants | 12 | 12 | 60.0 | 6.6 | 3.5 | 0.4 | 0.326 | 4.20 | 3.69 | 1.23 |
| 2018 | 23 | Lotte Giants | 14 | 12 | 49.0 | 7.3 | 5.3 | 1.8 | 0.417 | 9.92 | 6.81 | -0.06 |
| 2017 | 22 | Lotte Giants | 28 | 28 | 171.1 | 6.1 | 2.9 | 1.1 | 0.287 | 3.68 | 5.04 | 2.47 |
| 2016 | 21 | Lotte Giants | 27 | 26 | 139.0 | 8.6 | 4.0 | 1.1 | 0.350 | 5.76 | 4.88 | 2.44 |
| 2015 | 20 | Lotte Giants | 31 | 21 | 114.0 | 6.5 | 4.3 | 1.3 | 0.313 | 5.76 | 5.67 | 0.48 |
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