
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 12 Seasons | 3.33 | 308 | 117 | 94 | 10 | 1863.0 | 487 | 916 | 1.25 | |||
| 1997 | 롯데 | 12.00 | 4 | 1 | 0 | 0 | 0 | 3.0 | 0 | 0 | 3 | 3 | 3.67 |
| 1996 | 롯데 | 4.58 | 15 | 3 | 5 | 0 | 0 | 53.0 | 0 | 0 | 21 | 19 | 1.43 |
| 1995 | 롯데 | 3.28 | 24 | 12 | 8 | 0 | 0 | 159.0 | 0 | 0 | 31 | 71 | 1.13 |
| 1994 | 롯데 | 5.35 | 18 | 4 | 7 | 0 | 0 | 112.0 | 0 | 0 | 25 | 49 | 1.48 |
| 1993 | 롯데 | 3.01 | 28 | 12 | 12 | 0 | 0 | 203.0 | 0 | 0 | 42 | 92 | 1.25 |
| 1992 | 롯데 | 3.61 | 30 | 17 | 5 | 2 | 0 | 212.0 | 0 | 0 | 58 | 131 | 1.24 |
| 1991 | 롯데 | 3.25 | 34 | 17 | 12 | 0 | 0 | 205.0 | 0 | 0 | 60 | 99 | 1.18 |
| 1990 | 롯데 | 4.07 | 26 | 3 | 12 | 0 | 0 | 143.0 | 0 | 0 | 42 | 64 | 1.39 |
| 1989 | 롯데 | 2.70 | 38 | 16 | 11 | 2 | 0 | 250.0 | 0 | 0 | 68 | 141 | 1.16 |
| 1988 | 롯데 | 3.15 | 35 | 18 | 10 | 3 | 0 | 234.0 | 0 | 0 | 53 | 123 | 1.26 |
| 1987 | 롯데 | 2.57 | 31 | 13 | 10 | 1 | 0 | 200.0 | 0 | 0 | 62 | 84 | 1.27 |
| 1986 | 롯데 | 2.76 | 25 | 1 | 2 | 2 | 0 | 88.0 | 0 | 0 | 22 | 40 | 1.28 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 308 | - | - |
| ERA | 3.33 | - | - |
| IP | 1863.0 | - | - |
| W | 117 | - | - |
| L | 94 | - | - |
| SV | 10 | - | - |
| HLD | 0 | - | - |
| SO | 916 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 487 | - | - |
| R | 780 | - | - |
| ER | 689 | - | - |
| HBP | 41 | - | - |
| WHIP | 1.25 | - | - |