Research & Reports
Team Records
Pittsburgh Reds mama bi : ERA
| Team | Season | ERA |
| Pittsburgh Reds mama bi | 113 | 3.157 |
| Pittsburgh Reds mama bi | 109 | 3.360 |
| Pittsburgh Reds mama bi | 110 | 3.843 |
| Pittsburgh Reds mama bi | 111 | 3.852 |
| Pittsburgh Reds mama bi | 117 | 3.894 |
| Pittsburgh Reds mama bi | 119 | 3.912 |
| Pittsburgh Reds mama bi | 115 | 3.949 |
| Pittsburgh Reds mama bi | 112 | 4.086 |
| Pittsburgh Reds mama bi | 116 | 4.132 |
| Pittsburgh Reds mama bi | 114 | 4.257 |
| Pittsburgh Reds mama bi | 118 | 4.300 |
