| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 18 Seasons | 4.90 | 575 | 62 | 57 | 16 | 62 | 1048.0 | 413 | 750 | 1.49 | ||
| 2022 | KT | 2.70 | 4 | 0 | 0 | 0 | 0 | 3.0 | 0 | 0 | 0 | 1 | 1.00 |
| 2021 | KT | 4.08 | 35 | 0 | 1 | 0 | 4 | 35.0 | 0 | 0 | 11 | 32 | 1.00 |
| 2020 | 한화 | 5.91 | 39 | 1 | 1 | 0 | 1 | 45.0 | 0 | 0 | 18 | 34 | 1.53 |
| 2019 | 한화 | 3.92 | 67 | 4 | 7 | 0 | 13 | 62.0 | 0 | 0 | 13 | 48 | 1.53 |
| 2018 | 한화 | 5.73 | 53 | 8 | 2 | 0 | 8 | 66.0 | 0 | 0 | 15 | 48 | 1.48 |
| 2017 | 한화 | 5.75 | 25 | 1 | 8 | 0 | 0 | 87.0 | 0 | 0 | 28 | 54 | 1.74 |
| 2016 | 한화 | 20.25 | 2 | 0 | 1 | 0 | 0 | 2.0 | 0 | 0 | 4 | 1 | 6.50 |
| 2015 | 한화 | 5.10 | 35 | 10 | 6 | 0 | 1 | 125.0 | 0 | 0 | 60 | 82 | 1.58 |
| 2014 | 한화 | 4.52 | 48 | 7 | 6 | 4 | 6 | 97.0 | 0 | 0 | 36 | 64 | 1.55 |
| 2011 | 한화 | 4.15 | 3 | 0 | 0 | 0 | 0 | 4.0 | 0 | 0 | 2 | 4 | 2.25 |
| 2010 | KIA | 6.75 | 47 | 6 | 8 | 3 | 3 | 69.0 | 0 | 0 | 35 | 82 | 1.67 |
| 2009 | 한화 | 5.18 | 26 | 11 | 8 | 0 | 0 | 140.0 | 0 | 0 | 45 | 87 | 1.38 |
| 2008 | 한화 | 5.31 | 46 | 7 | 1 | 2 | 5 | 57.0 | 0 | 0 | 40 | 39 | 1.68 |
| 2007 | 한화 | 3.06 | 61 | 1 | 1 | 5 | 15 | 94.0 | 0 | 0 | 39 | 79 | 1.24 |
| 2006 | 한화 | 3.29 | 32 | 3 | 4 | 0 | 5 | 76.0 | 0 | 0 | 31 | 48 | 1.34 |
| 2005 | 한화 | 6.10 | 10 | 0 | 2 | 0 | 0 | 20.0 | 0 | 0 | 12 | 14 | 1.90 |
| 2004 | 한화 | 6.46 | 8 | 0 | 1 | 0 | 0 | 15.0 | 0 | 0 | 9 | 7 | 1.67 |
| 2003 | 한화 | 3.89 | 34 | 3 | 0 | 2 | 1 | 44.0 | 0 | 0 | 15 | 26 | 1.34 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 575 | - | - |
| ERA | 4.90 | - | - |
| IP | 1048.0 | - | - |
| W | 62 | - | - |
| L | 57 | - | - |
| SV | 16 | - | - |
| HLD | 62 | - | - |
| SO | 750 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 413 | - | - |
| R | 622 | - | - |
| ER | 571 | - | - |
| HBP | 69 | - | - |
| WHIP | 1.49 | - | - |
Yagoonara