ERA+
Jimmy Key · Season-by-season history
ERA+ over time
- Toronto Blue Jays · MLB
- New York Yankees · MLB
- Baltimore Orioles · MLB
Hover over a bar for its value. Only numeric values with a recorded season are charted; missing seasons are not treated as zero.
| Season | Team | League | ERA+ |
|---|---|---|---|
| 1998 |  Baltimore Orioles |
MLB | 108 |
| 1997 | Baltimore Orioles |
MLB | 128 |
| 1996 |  New York Yankees |
MLB | 107 |
| 1995 | New York Yankees |
MLB | 83 |
| 1994 | New York Yankees |
MLB | 140 |
| 1993 | New York Yankees |
MLB | 139 |
| 1992 |  Toronto Blue Jays |
MLB | 115 |
| 1991 | Toronto Blue Jays |
MLB | 139 |
| 1990 | Toronto Blue Jays |
MLB | 97 |