P · 6 seasons · 1973 – 1978 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | BOS | 12 | -2.31 | #459 | #88,838 |
| 1974★ | BOS | 15 | -2.25 | #476 | #81,775 |
| 1975 | BOS | 18 | -2.32 | #470 | #89,490 |
| 1976 | BOS | 31 | -2.36 | #634 | #92,371 |
| 1977 | SEA | 25 | -2.33 | #487 | #90,439 |
| 1978 | SEA | 21 | -2.28 | #483 | #85,287 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | BOS | 12 | -3.12 | #289 | #46,027 |
| 1974★ | BOS | 15 | -1.97 | #207 | #31,174 |
| 1975 | BOS | 18 | -2.18 | #225 | #34,252 |
| 1976 | BOS | 31 | -2.61 | #227 | #40,681 |
| 1977 | SEA | 25 | -2.35 | #243 | #36,847 |
| 1978 | SEA | 21 | -5.08 | #365 | #50,883 |
★ Best season by Z