
| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 12 Seasons | 3.68 | 241 | 59 | 49 | 13 | 943.0 | 345 | 439 | 1.33 | |||
| 1995 | 해태 | 7.98 | 6 | 0 | 0 | 0 | 0 | 14.0 | 0 | 0 | 3 | 7 | 2.07 |
| 1994 | 해태 | 5.40 | 18 | 0 | 5 | 1 | 0 | 53.0 | 0 | 0 | 25 | 21 | 1.57 |
| 1993 | 해태 | 3.82 | 18 | 5 | 2 | 0 | 0 | 63.0 | 0 | 0 | 14 | 35 | 1.35 |
| 1992 | 해태 | 5.08 | 33 | 10 | 8 | 1 | 0 | 145.0 | 0 | 0 | 56 | 73 | 1.39 |
| 1991 | 해태 | 2.88 | 28 | 4 | 0 | 4 | 0 | 75.0 | 0 | 0 | 37 | 46 | 1.31 |
| 1990 | 해태 | 2.50 | 5 | 0 | 0 | 0 | 0 | 18.0 | 0 | 0 | 8 | 5 | 1.22 |
| 1989 | 해태 | 3.93 | 26 | 6 | 10 | 1 | 0 | 121.0 | 0 | 0 | 65 | 59 | 1.45 |
| 1988 | 해태 | 3.02 | 26 | 8 | 7 | 3 | 0 | 110.0 | 0 | 0 | 33 | 55 | 1.22 |
| 1987 | 해태 | 2.14 | 22 | 7 | 7 | 2 | 0 | 109.0 | 0 | 0 | 27 | 37 | 1.06 |
| 1986 | 해태 | 3.00 | 15 | 7 | 2 | 0 | 0 | 75.0 | 0 | 0 | 24 | 23 | 1.20 |
| 1985 | 해태 | 3.48 | 39 | 12 | 8 | 1 | 0 | 144.0 | 0 | 0 | 48 | 64 | 1.44 |
| 1984 | 해태 | 4.26 | 5 | 0 | 0 | 0 | 0 | 12.0 | 0 | 0 | 5 | 14 | 1.42 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 241 | - | - |
| ERA | 3.68 | - | - |
| IP | 943.0 | - | - |
| W | 59 | - | - |
| L | 49 | - | - |
| SV | 13 | - | - |
| HLD | 0 | - | - |
| SO | 439 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 345 | - | - |
| R | 447 | - | - |
| ER | 386 | - | - |
| HBP | 40 | - | - |
| WHIP | 1.33 | - | - |