| TEAM | MONTH | ER | G | W% | W | L | ERA | SO | SHO | SV | IP | H | R | HR | BB | HBP | IBB | TBF | WP | K/9 | BB/9 | K/BB | HR/9 | K% | BB% | WHIP | BABIP | RA | H/9 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 |  | Pirates | March | 4 | 1 | 1.000 | 1 | 0 | 4.00 | 15 | 0 | 1 | 9.0 | 7 | 4 | 1 | 6 | 0 | 0 | 39 | 0 | 15.00 | 6.00 | 2.50 | 1.00 | 38.5 | 15.4 | 1.44 | .353 | 4.00 | 7.00 |
| 2 | | Pirates | April | 98 | 28 | .679 | 19 | 9 | 3.53 | 236 | 0 | 12 | 249.2 | 231 | 104 | 22 | 92 | 6 | 7 | 1,070 | 11 | 8.51 | 3.32 | 2.57 | 0.79 | 22.1 | 8.6 | 1.29 | .293 | 3.75 | 8.33 |
| 3 | | Pirates | May | 113 | 26 | .308 | 8 | 18 | 4.49 | 228 | 1 | 1 | 226.2 | 219 | 127 | 29 | 90 | 6 | 2 | 974 | 13 | 9.05 | 3.57 | 2.53 | 1.15 | 23.4 | 9.2 | 1.36 | .306 | 5.04 | 8.70 |
| 4 | | Pirates | June | 123 | 26 | .423 | 11 | 15 | 4.87 | 196 | 0 | 8 | 227.1 | 240 | 138 | 26 | 100 | 21 | 4 | 1,022 | 3 | 7.76 | 3.96 | 1.96 | 1.03 | 19.2 | 9.8 | 1.50 | .315 | 5.46 | 9.50 |
| 5 | | Pirates | July | 124 | 24 | .333 | 8 | 16 | 5.28 | 211 | 0 | 5 | 211.1 | 196 | 133 | 38 | 95 | 19 | 3 | 929 | 4 | 8.99 | 4.05 | 2.22 | 1.62 | 22.7 | 10.2 | 1.38 | .279 | 5.66 | 8.35 |
| 6 | | Pirates | August | 133 | 29 | .483 | 14 | 15 | 4.63 | 256 | 1 | 9 | 258.2 | 256 | 141 | 27 | 103 | 16 | 7 | 1,129 | 16 | 8.91 | 3.58 | 2.49 | 0.94 | 22.7 | 9.1 | 1.39 | .315 | 4.91 | 8.91 |
| 7 | | Pirates | September | 136 | 27 | .519 | 14 | 13 | 5.14 | 210 | 0 | 10 | 238.1 | 228 | 143 | 36 | 109 | 13 | 2 | 1,045 | 9 | 7.93 | 4.12 | 1.93 | 1.36 | 20.1 | 10.4 | 1.41 | .284 | 5.40 | 8.61 |
| 8 | | Pirates | October | 0 | 1 | 1.000 | 1 | 0 | 0.00 | 11 | 0 | 1 | 9.0 | 3 | 0 | 0 | 1 | 0 | 0 | 30 | 1 | 11.00 | 1.00 | 11.00 | 0.00 | 36.7 | 3.3 | 0.44 | .167 | 0.00 | 3.00 |
StatMuse has team, game-level data for earned runs going back to the 1912 season.
Some of the information used here was obtained free of charge from Retrosheet.
Cubs 
Brewers 
Reds 
Cardinals 
Pirates 
DET 
TEX 
Yankees 
Rays 
Twins 
Astros 
Mariners 
Mets 
Phillies 
Dodgers 
Giants 
BOS 
ATL 
CWS 
BAL 
ATH 
TOR 
LAA 
CLE 
SDP 
MIA 
