
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 13 Seasons | 4.36 | 350 | 86 | 85 | 8 | 6 | 1370.0 | 1434 | 133 | 556 | 1112 | 1.45 |
| 2025 | LG | 3.03 | 27 | 11 | 7 | 0 | 0 | 160.0 | 163 | 9 | 40 | 107 | 1.27 |
| 2024 | LG | 3.83 | 25 | 10 | 6 | 0 | 1 | 134.0 | 144 | 12 | 42 | 136 | 1.39 |
| 2023 | LG | 3.42 | 30 | 14 | 3 | 0 | 1 | 144.0 | 142 | 10 | 54 | 103 | 1.36 |
| 2022 | LG | 5.04 | 23 | 6 | 11 | 0 | 0 | 103.0 | 113 | 10 | 39 | 75 | 1.48 |
| 2021 | LG | 3.87 | 17 | 1 | 8 | 0 | 0 | 90.0 | 76 | 7 | 41 | 67 | 1.30 |
| 2020 | LG | 4.08 | 27 | 10 | 9 | 0 | 0 | 147.0 | 143 | 14 | 65 | 138 | 1.41 |
| 2019 | LG | 4.97 | 30 | 3 | 5 | 0 | 2 | 88.0 | 84 | 10 | 46 | 72 | 1.48 |
| 2018 | LG | 5.77 | 29 | 11 | 11 | 1 | 0 | 146.0 | 195 | 23 | 47 | 125 | 1.66 |
| 2017 | LG | 4.63 | 27 | 6 | 10 | 0 | 0 | 124.0 | 133 | 12 | 45 | 113 | 1.44 |
| 2016 | LG | 6.51 | 15 | 3 | 3 | 0 | 1 | 47.0 | 46 | 6 | 32 | 38 | 1.66 |
| 2013 | LG | 4.70 | 17 | 1 | 1 | 0 | 0 | 44.0 | 51 | 7 | 21 | 45 | 1.64 |
| 2012 | LG | 4.53 | 18 | 1 | 5 | 0 | 1 | 55.0 | 71 | 5 | 23 | 31 | 1.71 |
| 2011 | LG | 4.46 | 65 | 9 | 6 | 7 | 0 | 82.0 | 73 | 8 | 61 | 62 | 1.63 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 350 | - | - |
| ERA | 4.36 | - | - |
| IP | 1370.0 | - | - |
| W | 86 | - | - |
| L | 85 | - | - |
| SV | 8 | - | - |
| HLD | 6 | - | - |
| SO | 1,112 | - | - |
| H | 1,434 | - | - |
| HR | 133 | - | - |
| BB | 556 | - | - |
| R | 721 | - | - |
| ER | 663 | - | - |
| HBP | 83 | - | - |
| WHIP | 1.45 | - | - |