| NAME | ERA | SEASON | TM | G | W | L | W% | GS | SO | CG | SHO | SV | IP | H | ER | R | HR | BB | HBP | GF | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | ERA- | FIP | FIP- | H/9 | PRAA | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | J. Hader | 2.62 | 2019 |  MIL | 61 | 3 | 5 | .375 | 0 | 138 | 0 | 0 | 37 | 75.2 | 41 | 22 | 24 | 15 | 20 | 4 | 46 | 2 | 289 | 0 | 16.41 | 2.38 | 6.90 | 1.78 | 47.8 | 6.9 | 0.81 | .232 | 2.85 | 59 | 3.08 | 70 | 4.88 | 11.3 |
| 2 | | J. Hader | 3.79 | 2020 |  MIL | 21 | 1 | 2 | .333 | 0 | 31 | 0 | 0 | 13 | 19.0 | 8 | 8 | 8 | 3 | 10 | 3 | 17 | 0 | 78 | 2 | 14.68 | 4.74 | 3.10 | 1.42 | 39.7 | 12.8 | 0.95 | .161 | 3.79 | 85 | 4.02 | 91 | 3.79 | 0.9 |
| 3 | | J. Hader | 1.23 | 2021 | MIL | 60 | 4 | 2 | .667 | 0 | 102 | 0 | 0 | 34 | 58.2 | 25 | 8 | 8 | 3 | 24 | 2 | 42 | 0 | 224 | 3 | 15.65 | 3.68 | 4.25 | 0.46 | 45.5 | 10.7 | 0.84 | .237 | 1.23 | 29 | 1.68 | 39 | 3.84 | 16.8 |
| 4 | | J. Hader | 5.22 | 2022 | TOT | 56 | 2 | 5 | .286 | 0 | 81 | 0 | 0 | 36 | 50.0 | 43 | 29 | 30 | 8 | 21 | 4 | 45 | 0 | 219 | 5 | 14.58 | 3.78 | 3.86 | 1.44 | 37.0 | 9.6 | 1.28 | .333 | 5.40 | 133 | 3.45 | 86 | 7.74 | 3.1 |
| Total | 2.97 | 198 | 10 | 14 | .417 | 0 | 352 | 0 | 0 | 120 | 203.1 | 117 | 67 | 70 | 29 | 75 | 13 | 150 | 2 | 810 | 10 | 15.58 | 3.32 | 4.69 | 1.28 | 43.5 | 9.3 | 0.94 | .258 | 3.10 | 71 | 2.86 | 67 | 5.18 | 32.1 |
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