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 |
| 93 | 18.00 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | 13 | 2 | 6 | 1 | 0 | 1 | 0 | 0 | 0 | 4 | 4 |
| 94 | 4.19 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 83 | 19.1 | 21 | 4 | 16 | 5 | 1 | 0 | 0 | 9 | 9 |
| 95 | 5.73 | 7 | 0 | 0 | 0 | 0 | 1 | 0 | .000 | 48 | 11 | 11 | 2 | 4 | 4 | 0 | 0 | 0 | 9 | 7 |
| 96 | 13.50 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 10 | 2 | 3 | 0 | 0 | 1 | 1 | 0 | 0 | 3 | 3 |
| 97オ | 4.45 | 22 | 0 | 0 | 0 | 1 | 0 | 0 | 1.000 | 137 | 32.1 | 36 | 2 | 24 | 8 | 1 | 1 | 0 | 16 | 16 |
| 98オ | 4.34 | 12 | 0 | 0 | 0 | 1 | 0 | 0 | 1.000 | 81 | 18.2 | 18 | 2 | 10 | 8 | 0 | 0 | 0 | 10 | 9 |
| 99オ | 2.17 | 48 | 0 | 0 | 0 | 5 | 2 | 11 | .714 | 411 | 103.2 | 86 | 5 | 84 | 25 | 3 | 1 | 0 | 25 | 25 |
| 00オ | 2.98 | 48 | 0 | 0 | 0 | 9 | 5 | 10 | .643 | 419 | 105.2 | 87 | 11 | 72 | 22 | 1 | 1 | 0 | 36 | 35 |
| 01オ | 3.62 | 26 | 4 | 2 | 3 | 10 | 7 | 0 | .588 | 659 | 164 | 156 | 27 | 128 | 27 | 1 | 1 | 0 | 70 | 66 |
| 02オ | 3.50 | 17 | 1 | 1 | 0 | 7 | 4 | 0 | .636 | 423 | 100.1 | 112 | 14 | 60 | 17 | 2 | 0 | 0 | 46 | 39 |
| 03オ | 4.52 | 51 | 1 | 0 | 0 | 4 | 13 | 7 | .235 | 531 | 125.1 | 129 | 22 | 104 | 32 | 4 | 3 | 2 | 68 | 63 |
| 04オ | 5.83 | 34 | 0 | 0 | 0 | 4 | 5 | 0 | .444 | 363 | 80.1 | 102 | 13 | 56 | 21 | 5 | 3 | 0 | 54 | 52 |
| 05楽 | 7.79 | 15 | 0 | 0 | 0 | 1 | 2 | 0 | .333 | 83 | 17.1 | 25 | 3 | 10 | 8 | 0 | 0 | 0 | 16 | 15 |
| 06楽 | 2.18 | 58 | 0 | 0 | 0 | 6 | 7 | 4 | .462 | 253 | 62 | 55 | 5 | 51 | 13 | 1 | 1 | 0 | 20 | 15 |
| 07楽 | 5.76 | 39 | 0 | 0 | 0 | 2 | 1 | 0 | .667 | 127 | 29.2 | 33 | 1 | 27 | 6 | 0 | 0 | 0 | 19 | 19 |
| 08楽 | 9.39 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | --- | 37 | 7.2 | 11 | 4 | 10 | 1 | 2 | 0 | 0 | 8 | 8 |
| 計 | 3.93 | 401 | 6 | 3 | 3 | 50 | 48 | 32 | .510 | 3678 | 881.1 | 891 | 116 | 656 | 199 | 22 | 11 | 2 | 413 | 385 |
