ERA+
Bill Gullickson · Season-by-season history
ERA+ over time
- Detroit Tigers · MLB
| Season | Team | League | ERA+ |
|---|---|---|---|
| 1994 |  Detroit Tigers |
MLB | 82 |
| 1993 | Detroit Tigers |
MLB | 80 |
| 1992 | Detroit Tigers |
MLB | 91 |
| 1991 | Detroit Tigers |
MLB | 108 |