MLB · 1991 Season
1991 Boston Red Sox
84-78 · 2nd AL East
RS/G
4.5
RA/G
4.4
AVG
.269
ERA
4.02
Regular season
MLB · 1991 Season
84-78 · 2nd AL East
RS/G
4.5
RA/G
4.4
AVG
.269
ERA
4.02
Regular season
Per-game team averages, regular season.
| 0.26 |
| 0.82 |
| 5.92 |
| 0.37 |
| 0.65 |
| 4.35 |
| 0.69 |
| 2.23 |
| 5.08 |
| 0.38 |
| 1.23 |
| 4.85 |
| Chicago White Sox | 12 | 7-5 | 4.75 | 9.17 | 1.33 | 4.50 | 5.58 | 0.83 | 1.25 | 3.75 |
| Cleveland Guardians | 13 | 9-4 | 4.62 | 9.85 | 0.15 | 3.77 | 4.69 | 0.23 | 0.92 | 3.69 |
| Detroit Tigers | 13 | 5-8 | 4.92 | 10.38 | 0.62 | 3.38 | 3.62 | 0.00 | 0.69 | 5.62 |
| Kansas City Royals | 12 | 7-5 | 3.08 | 7.42 | 0.75 | 3.50 | 5.17 | 0.08 | 0.42 | 2.83 |
| Los Angeles Angels | 12 | 4-8 | 3.17 | 7.08 | 0.50 | 3.42 | 4.92 | 0.17 | 0.67 | 3.33 |
| Milwaukee Brewers | 13 | 7-6 | 5.38 | 9.62 | 0.92 | 3.77 | 6.85 | 0.77 | 1.00 | 4.54 |
| Minnesota Twins | 12 | 3-9 | 3.08 | 7.92 | 0.67 | 2.33 | 4.25 | 0.25 | 0.83 | 5.75 |
| New York Yankees | 13 | 6-7 | 4.08 | 8.77 | 1.00 | 3.38 | 4.62 | 0.54 | 0.38 | 4.23 |
| Seattle Mariners | 12 | 9-3 | 6.58 | 11.00 | 1.08 | 5.00 | 6.00 | 0.67 | 0.50 | 3.92 |
| Texas Rangers | 12 | 5-7 | 4.67 | 9.75 | 0.33 | 4.67 | 4.92 | 0.42 | 0.67 | 6.25 |
| Toronto Blue Jays | 13 | 9-4 | 5.46 | 10.46 | 1.23 | 3.77 | 5.08 | 0.23 | 0.46 | 3.77 |