P · 5 seasons · 1972 – 1977 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1972 | STL | 14 | -2.23 | #480 | #79,860 |
| 1974★ | STL | 10 | -2.20 | #452 | #77,940 |
| 1975 | DET | 29 | -2.32 | #470 | #89,490 |
| 1976 | DET | 30 | -2.33 | #467 | #90,229 |
| 1977 | DET | 5 | -2.33 | #487 | #90,439 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1972 | STL | 14 | -1.83 | #206 | #29,528 |
| 1974 | STL | 10 | -2.70 | #276 | #41,886 |
| 1975★ | DET | 29 | -1.60 | #187 | #27,426 |
| 1976 | DET | 30 | -3.33 | #288 | #47,380 |
| 1977 | DET | 5 | -4.18 | #357 | #50,042 |
★ Best season by Z