| POSITION | MONTH | ERA | 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 | H/9 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Pitcher | April | 2.52 | 22 | 11 | 3 | .786 | 22 | 121 | 0 | 0 | 0 | 118.0 | 77 | 33 | 33 | 7 | 30 | 5 | 0 | 2 | 458 | 3 | 9.23 | 2.29 | 4.03 | 0.53 | 26.4 | 6.6 | 0.91 | .237 | 2.52 | 5.87 |
| 2 | Pitcher | May | 4.84 | 29 | 13 | 6 | .684 | 29 | 131 | 0 | 0 | 0 | 154.1 | 167 | 83 | 86 | 24 | 45 | 12 | 0 | 1 | 669 | 1 | 7.64 | 2.62 | 2.91 | 1.40 | 19.6 | 6.7 | 1.37 | .313 | 5.02 | 9.74 |
| 3 | Pitcher | June | 4.44 | 25 | 9 | 10 | .474 | 25 | 144 | 0 | 0 | 0 | 133.2 | 132 | 66 | 70 | 18 | 42 | 5 | 0 | 0 | 562 | 1 | 9.70 | 2.83 | 3.43 | 1.21 | 25.6 | 7.5 | 1.30 | .323 | 4.71 | 8.89 |
| 4 | Pitcher | July | 2.42 | 25 | 10 | 5 | .667 | 25 | 166 | 0 | 0 | 0 | 149.0 | 118 | 40 | 41 | 16 | 38 | 9 | 0 | 0 | 592 | 2 | 10.03 | 2.30 | 4.37 | 0.97 | 28.0 | 6.4 | 1.05 | .281 | 2.48 | 7.13 |
| 5 | Pitcher | August | 3.15 | 30 | 16 | 6 | .727 | 30 | 176 | 0 | 0 | 0 | 168.1 | 148 | 59 | 61 | 14 | 37 | 13 | 0 | 0 | 692 | 2 | 9.41 | 1.98 | 4.76 | 0.75 | 25.4 | 5.3 | 1.10 | .296 | 3.26 | 7.91 |
| 6 | Pitcher | September | 4.01 | 26 | 11 | 10 | .524 | 26 | 162 | 0 | 0 | 0 | 137.0 | 123 | 61 | 66 | 18 | 36 | 2 | 0 | 0 | 559 | 4 | 10.64 | 2.36 | 4.50 | 1.18 | 29.0 | 6.4 | 1.16 | .308 | 4.34 | 8.08 |
| 7 | Pitcher | October | 5.09 | 5 | 0 | 2 | .000 | 5 | 19 | 0 | 0 | 0 | 17.2 | 22 | 10 | 10 | 4 | 4 | 1 | 0 | 0 | 79 | 1 | 9.68 | 2.04 | 4.75 | 2.04 | 24.1 | 5.1 | 1.47 | .353 | 5.09 | 11.21 |
StatMuse has game-level data for ERA going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.
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