MLB · 1991 Season
1991 Seattle Mariners
83-79 · 5th AL West
RS/G
4.3
RA/G
4.2
AVG
.255
ERA
3.79
Regular season
MLB · 1991 Season
83-79 · 5th AL West
RS/G
4.3
RA/G
4.2
AVG
.255
ERA
3.79
Regular season
Per-game team averages, regular season.
| 0.48 |
| 0.81 |
| 5.76 |
| 0.56 |
| 0.68 |
| 4.29 |
| 1.17 |
| 3.25 |
| 3.67 |
| 0.25 |
| 0.92 |
| 3.42 |
| Boston Red Sox | 12 | 3-9 | 3.92 | 8.67 | 0.42 | 3.17 | 5.33 | 0.25 | 0.83 | 6.58 |
| Chicago White Sox | 13 | 6-7 | 3.85 | 7.54 | 1.00 | 3.15 | 5.23 | 0.62 | 0.85 | 3.85 |
| Cleveland Guardians | 12 | 10-2 | 5.67 | 10.67 | 0.83 | 3.17 | 5.25 | 1.08 | 0.50 | 3.17 |
| Detroit Tigers | 12 | 4-8 | 4.58 | 8.58 | 0.75 | 5.42 | 5.00 | 0.67 | 0.58 | 5.67 |
| Kansas City Royals | 13 | 6-7 | 4.85 | 8.23 | 0.62 | 3.77 | 5.85 | 0.46 | 0.54 | 3.77 |
| Los Angeles Angels | 13 | 7-6 | 3.85 | 8.69 | 0.77 | 3.31 | 5.69 | 0.69 | 0.62 | 3.46 |
| Milwaukee Brewers | 12 | 9-3 | 4.75 | 8.42 | 0.83 | 3.42 | 4.25 | 0.67 | 0.33 | 2.83 |
| Minnesota Twins | 13 | 4-9 | 3.38 | 8.38 | 0.69 | 4.00 | 4.69 | 0.85 | 0.85 | 5.08 |
| New York Yankees | 12 | 9-3 | 3.58 | 8.75 | 0.75 | 2.17 | 5.42 | 0.83 | 0.75 | 2.67 |
| Texas Rangers | 13 | 5-8 | 5.31 | 9.92 | 0.69 | 4.31 | 5.54 | 0.23 | 0.62 | 5.69 |
| Toronto Blue Jays | 12 | 5-7 | 3.25 | 7.92 | 0.75 | 3.42 | 5.33 | 0.67 | 0.83 | 3.92 |