
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 9 Seasons | 3.96 | 278 | 72 | 66 | 7 | 1181.0 | 1308 | 77 | 192 | 1011 | 1.27 | |
| 2025 | KT | 3.30 | 29 | 11 | 8 | 0 | 0 | 161.0 | 170 | 10 | 30 | 154 | 1.24 |
| 2024 | KT | 4.95 | 18 | 6 | 8 | 0 | 0 | 100.0 | 141 | 6 | 14 | 79 | 1.55 |
| 2023 | KT | 2.78 | 28 | 12 | 7 | 0 | 0 | 174.0 | 181 | 7 | 19 | 114 | 1.15 |
| 2022 | KT | 3.26 | 28 | 13 | 8 | 0 | 0 | 182.0 | 191 | 7 | 23 | 156 | 1.18 |
| 2021 | KT | 2.92 | 26 | 11 | 6 | 0 | 1 | 166.0 | 147 | 9 | 27 | 130 | 1.05 |
| 2018 | KT | 5.13 | 25 | 6 | 9 | 0 | 0 | 142.0 | 175 | 17 | 25 | 134 | 1.41 |
| 2017 | KT | 5.08 | 25 | 8 | 12 | 0 | 1 | 141.0 | 170 | 13 | 16 | 125 | 1.32 |
| 2016 | KT | 5.59 | 53 | 2 | 4 | 0 | 5 | 56.0 | 65 | 6 | 19 | 62 | 1.50 |
| 2015 | KT | 5.68 | 46 | 3 | 4 | 0 | 0 | 57.0 | 68 | 2 | 19 | 57 | 1.53 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 278 | - | - |
| ERA | 3.96 | - | - |
| IP | 1181.0 | - | - |
| W | 72 | - | - |
| L | 66 | - | - |
| SV | 0 | - | - |
| HLD | 7 | - | - |
| SO | 1,011 | - | - |
| H | 1,308 | - | - |
| HR | 77 | - | - |
| BB | 192 | - | - |
| R | 570 | - | - |
| ER | 520 | - | - |
| HBP | 123 | - | - |
| WHIP | 1.27 | - | - |