P · 4 seasons · 1975 – 1979 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1975 | KC | 7 | -2.32 | #470 | #89,491 |
| 1977 | KC | 4 | -2.33 | #487 | #90,441 |
| 1978★ | KC | 1 | -2.28 | #483 | #85,289 |
| 1979 | HOU | 18 | -2.39 | #743 | #94,578 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1975★ | KC | 7 | -1.85 | #202 | #29,712 |
| 1977 | KC | 4 | -2.28 | #240 | #35,657 |
| 1978 | KC | 1 | -2.28 | #235 | #35,700 |
| 1979 | HOU | 18 | -2.70 | #299 | #41,909 |
★ Best season by Z