ERA+
Bob Howry · Season-by-season history
ERA+ over time
- Chicago White Sox · MLB
- Boston Red Sox · MLB
- Cleveland Guardians · MLB
| Season | Team | League | ERA+ |
|---|---|---|---|
| 2005 |  Cleveland Guardians |
MLB | 171 |
| 2004 | Cleveland Guardians |
MLB | 160 |
| 2003 |  Boston Red Sox |
MLB | 40 |
| 2002 |  Chicago White Sox |
MLB | 116 |
| 2001 | Chicago White Sox |
MLB | 99 |
| 2000 | Chicago White Sox |
MLB | 159 |
| 1999 | Chicago White Sox |
MLB | 138 |
| 1998 | Chicago White Sox |
MLB | 146 |