| Season | Team | ERA | G | W | L | SV | HLD | IP | H | HR | BB | SO | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Career | 9 Seasons | 3.20 | 269 | 57 | 57 | 15 | 1039.0 | 419 | 497 | 1.30 | |||
| 1990 | LG | 5.96 | 21 | 1 | 2 | 0 | 0 | 22.0 | 0 | 0 | 12 | 10 | 1.91 |
| 1989 | MBC | 3.44 | 29 | 3 | 6 | 1 | 0 | 102.0 | 0 | 0 | 46 | 38 | 1.47 |
| 1988 | MBC | 4.13 | 23 | 4 | 7 | 1 | 0 | 109.0 | 0 | 0 | 65 | 45 | 1.53 |
| 1987 | MBC | 2.24 | 18 | 7 | 5 | 0 | 0 | 88.0 | 0 | 0 | 40 | 35 | 1.33 |
| 1986 | MBC | 3.03 | 41 | 10 | 7 | 0 | 0 | 145.0 | 0 | 0 | 49 | 84 | 1.24 |
| 1985 | MBC | 2.99 | 33 | 10 | 8 | 1 | 0 | 135.0 | 0 | 0 | 52 | 40 | 1.21 |
| 1984 | MBC | 3.53 | 38 | 8 | 10 | 4 | 0 | 183.0 | 0 | 0 | 52 | 85 | 1.27 |
| 1983 | MBC | 2.40 | 34 | 8 | 7 | 5 | 0 | 139.0 | 0 | 0 | 50 | 74 | 1.10 |
| 1982 | MBC | 3.25 | 32 | 6 | 5 | 3 | 0 | 113.0 | 0 | 0 | 53 | 86 | 1.31 |
| Category | Stats | KBO Rank | Team Rank |
|---|---|---|---|
| G | 269 | - | - |
| ERA | 3.20 | - | - |
| IP | 1039.0 | - | - |
| W | 57 | - | - |
| L | 57 | - | - |
| SV | 15 | - | - |
| HLD | 0 | - | - |
| SO | 497 | - | - |
| H | 0 | - | - |
| HR | 0 | - | - |
| BB | 419 | - | - |
| R | 439 | - | - |
| ER | 370 | - | - |
| HBP | 37 | - | - |
| WHIP | 1.30 | - | - |
Yagoonara