| 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 |
| 02 | 3.33 | 29 | 2 | 0 | 2 | 12 | 9 | 0 | .571 | 735 | 178.1 | 183 | 20 | 104 | 29 | 2 | 5 | 3 | 75 | 66 |
| 03 | 3.79 | 30 | 3 | 0 | 2 | 12 | 11 | 0 | .522 | 793 | 190 | 201 | 21 | 97 | 33 | 7 | 3 | 1 | 88 | 80 |
| 04 | 4.35 | 27 | 1 | 0 | 0 | 11 | 11 | 0 | .500 | 708 | 163.1 | 200 | 21 | 72 | 22 | 5 | 4 | 1 | 90 | 79 |
| 05 | 4.87 | 26 | 0 | 0 | 0 | 10 | 8 | 0 | .556 | 637 | 149.2 | 180 | 18 | 105 | 24 | 4 | 7 | 0 | 82 | 81 |
| 06 | 4.53 | 29 | 0 | 0 | 0 | 10 | 10 | 0 | .500 | 648 | 151 | 191 | 12 | 81 | 17 | 3 | 4 | 0 | 82 | 76 |
| 07 | 4.38 | 26 | 3 | 2 | 2 | 4 | 7 | 0 | .364 | 405 | 96.2 | 104 | 15 | 50 | 16 | 5 | 2 | 0 | 51 | 47 |
| 08 | 2.68 | 30 | 3 | 1 | 2 | 12 | 10 | 0 | .545 | 792 | 195 | 180 | 21 | 112 | 41 | 4 | 2 | 0 | 59 | 58 |
| 09 | 3.54 | 29 | 3 | 0 | 0 | 13 | 7 | 0 | .650 | 810 | 198.1 | 203 | 25 | 84 | 28 | 6 | 4 | 0 | 81 | 78 |
| 10 | 3.53 | 28 | 2 | 1 | 1 | 13 | 8 | 0 | .619 | 783 | 186.1 | 209 | 20 | 98 | 27 | 7 | 9 | 0 | 81 | 73 |
| 11 | 2.73 | 27 | 1 | 0 | 0 | 10 | 9 | 0 | .526 | 731 | 178.1 | 168 | 18 | 127 | 42 | 5 | 1 | 0 | 57 | 54 |
| 12 | 3.60 | 27 | 2 | 1 | 0 | 8 | 11 | 0 | .421 | 721 | 172.2 | 175 | 14 | 100 | 41 | 5 | 4 | 0 | 77 | 69 |
| 計 | 3.68 | 308 | 20 | 5 | 9 | 115 | 101 | 0 | .532 | 7763 | 1859.2 | 1994 | 205 | 1030 | 320 | 53 | 45 | 5 | 823 | 761 |