
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 8 Seasons | 2.56 | 308 | 71 | 40 | 98 | 1 | 909.0 | 302 | 781 | 1.05 | ||
| 2004 | SK | 5.14 | 18 | 0 | 3 | 3 | 1 | 14.0 | 0 | 0 | 9 | 15 | 1.43 |
| 2003 | LG | 3.34 | 55 | 4 | 4 | 30 | 0 | 56.0 | 0 | 0 | 21 | 55 | 1.13 |
| 2002 | LG | 1.68 | 52 | 7 | 2 | 18 | 0 | 85.0 | 0 | 0 | 30 | 92 | 0.98 |
| 1997 | LG | 2.11 | 57 | 10 | 6 | 37 | 0 | 85.0 | 0 | 0 | 25 | 103 | 0.95 |
| 1996 | LG | 2.54 | 41 | 3 | 3 | 10 | 0 | 99.0 | 0 | 0 | 37 | 95 | 1.08 |
| 1995 | LG | 2.01 | 30 | 20 | 5 | 0 | 0 | 228.0 | 0 | 0 | 48 | 142 | 0.87 |
| 1994 | LG | 2.47 | 27 | 18 | 8 | 0 | 0 | 189.0 | 0 | 0 | 57 | 148 | 1.04 |
| 1993 | LG | 3.76 | 28 | 9 | 9 | 0 | 0 | 150.0 | 0 | 0 | 75 | 131 | 1.36 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 308 | - | - |
| ERA | 2.56 | - | - |
| IP | 909.0 | - | - |
| W | 71 | - | - |
| L | 40 | - | - |
| SV | 98 | - | - |
| HLD | 1 | - | - |
| SO | 781 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 302 | - | - |
| R | 287 | - | - |
| ER | 259 | - | - |
| HBP | 23 | - | - |
| WHIP | 1.05 | - | - |