
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 13 Seasons | 4.17 | 450 | 52 | 73 | 75 | 12 | 1010.0 | 404 | 705 | 1.40 | ||
| 2006 | LG | 7.98 | 16 | 1 | 0 | 0 | 1 | 14.0 | 0 | 0 | 6 | 11 | 2.07 |
| 2005 | 롯데 | 8.28 | 24 | 0 | 0 | 1 | 0 | 29.0 | 0 | 0 | 22 | 17 | 1.97 |
| 2004 | 롯데 | 4.11 | 29 | 0 | 1 | 0 | 4 | 35.0 | 0 | 0 | 20 | 17 | 1.74 |
| 2003 | 롯데 | 5.50 | 33 | 2 | 3 | 6 | 1 | 54.0 | 0 | 0 | 29 | 47 | 1.54 |
| 2002 | 롯데 | 4.58 | 39 | 2 | 7 | 7 | 2 | 55.0 | 0 | 0 | 36 | 33 | 1.80 |
| 2001 | 롯데 | 4.75 | 58 | 6 | 7 | 10 | 4 | 89.0 | 0 | 0 | 48 | 62 | 1.45 |
| 2000 | 롯데 | 1.77 | 50 | 6 | 8 | 23 | 0 | 71.0 | 0 | 0 | 22 | 66 | 0.99 |
| 1999 | 롯데 | 2.78 | 55 | 5 | 7 | 19 | 0 | 77.0 | 0 | 0 | 32 | 66 | 1.22 |
| 1998 | 롯데 | 4.46 | 41 | 4 | 8 | 5 | 0 | 111.0 | 0 | 0 | 43 | 85 | 1.26 |
| 1997 | 롯데 | 5.13 | 36 | 3 | 11 | 3 | 0 | 101.0 | 0 | 0 | 45 | 70 | 1.72 |
| 1996 | 롯데 | 3.97 | 33 | 9 | 10 | 1 | 0 | 176.0 | 0 | 0 | 51 | 104 | 1.34 |
| 1995 | 롯데 | 3.35 | 18 | 7 | 5 | 0 | 0 | 102.0 | 0 | 0 | 20 | 64 | 1.15 |
| 1994 | 롯데 | 3.56 | 18 | 7 | 6 | 0 | 0 | 93.0 | 0 | 0 | 30 | 63 | 1.34 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 450 | - | - |
| ERA | 4.17 | - | - |
| IP | 1010.0 | - | - |
| W | 52 | - | - |
| L | 73 | - | - |
| SV | 75 | - | - |
| HLD | 12 | - | - |
| SO | 705 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 404 | - | - |
| R | 519 | - | - |
| ER | 468 | - | - |
| HBP | 60 | - | - |
| WHIP | 1.40 | - | - |