P · 7 seasons · 1974 – 1980 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1974★ | CWS | 9 | -2.25 | #476 | #81,775 |
| 1975 | CWS | 2 | -2.32 | #470 | #89,490 |
| 1976 | CWS | 2 | -2.33 | #467 | #90,229 |
| 1977 | CWS | 8 | -2.33 | #487 | #90,439 |
| 1978 | CWS | 10 | -2.28 | #483 | #85,287 |
| 1979 | PHI | 5 | -2.29 | #466 | #87,086 |
| 1980 | TOR | 23 | -2.29 | #501 | #86,677 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1974 | CWS | 9 | -3.24 | #326 | #46,850 |
| 1975 | CWS | 2 | -2.92 | #287 | #44,296 |
| 1976 | CWS | 2 | -3.24 | #278 | #46,849 |
| 1977 | CWS | 8 | -1.91 | #211 | #30,382 |
| 1978★ | CWS | 10 | -1.18 | #185 | #24,423 |
| 1979 | PHI | 5 | -2.65 | #292 | #41,187 |
| 1980 | TOR | 23 | -4.67 | #369 | #50,629 |
★ Best season by Z