P · 5 seasons · 1974 – 1978 · B/T: L/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1974 | HOU | 5 | -2.43 | #755 | #96,725 |
| 1975 | HOU | 7 | -2.41 | #710 | #95,269 |
| 1976 | HOU | 19 | -2.39 | #664 | #94,164 |
| 1977 | NYM | 29 | -2.33 | #484 | #90,117 |
| 1978★ | NYM | 27 | -2.31 | #711 | #88,591 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1974 | HOU | 5 | -1.90 | #202 | #30,329 |
| 1975★ | HOU | 7 | -1.88 | #204 | #30,035 |
| 1976 | HOU | 19 | -2.99 | #261 | #44,976 |
| 1977 | NYM | 29 | -1.93 | #212 | #30,604 |
| 1978 | NYM | 27 | -3.16 | #327 | #46,310 |
★ Best season by Z