ERA+
Erik Hiljus · Season-by-season history
ERA+ over time
- Detroit Tigers · MLB
- Athletics · MLB
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2002 |  Athletics |
MLB | 67 |
| 2001 | Athletics |
MLB | 128 |
| 2000 |  Detroit Tigers |
MLB | 69 |
| 1999 | Detroit Tigers |
MLB | 97 |