年度別投手成績
| 年度 | 防御率 | 試合数 | 完投 | 無点勝 | 無四球 | 勝 | 敗 | セーブ | 勝率 | 打者数 | 投球回数 | 被安打 | 被本塁打 | 奪三振 | 与四球 | 与死球 | 暴投 | ボーク | 失点 | 自責点 |
| 89日 | 0.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 1 | 0.1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| 90日 | 5.67 | 20 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | 190 | 39.2 | 50 | 6 | 23 | 23 | 4 | 1 | 0 | 34 | 25 |
| 92洋 | 4.50 | 14 | 1 | 0 | 0 | 2 | 2 | 0 | .500 | 202 | 46 | 45 | 4 | 28 | 23 | 1 | 1 | 0 | 25 | 23 |
| 93横 | 2.67 | 16 | 1 | 0 | 0 | 3 | 4 | 0 | .429 | 270 | 60.2 | 67 | 1 | 40 | 25 | 1 | 4 | 0 | 27 | 18 |
| 94横 | 3.86 | 50 | 0 | 0 | 0 | 9 | 9 | 3 | .500 | 491 | 116.2 | 122 | 9 | 68 | 31 | 4 | 4 | 1 | 53 | 50 |
| 95横 | 3.57 | 46 | 0 | 0 | 0 | 10 | 4 | 0 | .714 | 322 | 75.2 | 82 | 10 | 51 | 23 | 2 | 3 | 0 | 34 | 30 |
| 96横 | 3.86 | 38 | 0 | 0 | 0 | 3 | 3 | 0 | .500 | 300 | 65.1 | 82 | 6 | 48 | 32 | 2 | 3 | 0 | 34 | 28 |
| 97横 | 2.55 | 60 | 0 | 0 | 0 | 5 | 7 | 1 | .417 | 350 | 84.2 | 83 | 5 | 55 | 23 | 2 | 1 | 0 | 26 | 24 |
| 98横 | 2.36 | 54 | 0 | 0 | 0 | 6 | 2 | 1 | .750 | 262 | 61 | 59 | 5 | 33 | 24 | 5 | 0 | 0 | 18 | 16 |
| 99横 | 5.36 | 39 | 0 | 0 | 0 | 0 | 4 | 4 | .000 | 198 | 42 | 55 | 7 | 32 | 15 | 1 | 5 | 0 | 29 | 25 |
| 00横 | 4.70 | 21 | 0 | 0 | 0 | 1 | 0 | 0 | 1.000 | 96 | 23 | 23 | 3 | 10 | 9 | 1 | 1 | 1 | 12 | 12 |
| 01 | 2.91 | 53 | 0 | 0 | 0 | 0 | 2 | 0 | .000 | 198 | 46.1 | 45 | 5 | 26 | 18 | 4 | 0 | 0 | 18 | 15 |
| 02 | 10.12 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 13 | 2.2 | 4 | 0 | 2 | 1 | 0 | 0 | 0 | 3 | 3 |
| 03近 | 21.60 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 13 | 1.2 | 6 | 2 | 0 | 2 | 0 | 0 | 0 | 4 | 4 |
| 計 | 3.69 | 419 | 2 | 0 | 0 | 39 | 38 | 9 | .506 | 2906 | 665.2 | 723 | 63 | 417 | 249 | 27 | 23 | 2 | 317 | 273 |
