| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | 1.02 | 103.3 | 3.05 | 15 | 1 | NYN |
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19710509 | XXXXX | 1.01 | NYN |
| 19710523 | XXXXX | 1.10 | NYN |
| 19710606 | XXXXX | 1.03 | NYN |
| 19710620 | XXXXX | 0.90 | NYN |
| 19710704 | XXXXX | 1.21 | NYN |
| 19710721 | XXXXX | 0.97 | NYN |
| 19710731 | XXXXX | 1.02 | NYN |
| 19710805 | XXXXX | 0.94 | NYN |
| 19710819 | +145+ | 1.40 | NYN |
| 19710902 | +086+ | 2.38 | NYN |
| 19710916 | XXXXX | 1.29 | NYN |
| 19710930 | +158+ | 1.50 | NYN |
Jerry Koosman Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| XXXXX | -0.18 | 0.3 | 27 | 0 | 1 | CHA |
| XXXXX | 0.21 | 40 | 3.38 | 6 | 0 | NYN |
| XXXXX | 0.03 | 40.3 | 3.57 | 0 | 0 | TOT |
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