P · 7 seasons · 1973 – 1980 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | MON | 4 | -2.34 | #630 | #91,612 |
| 1974 | MON | 46 | -2.44 | #762 | #96,892 |
| 1975 | MON | 16 | -2.35 | #660 | #91,853 |
| 1977 | SEA | 47 | -2.33 | #487 | #90,441 |
| 1978★ | SEA | 19 | -2.28 | #483 | #85,289 |
| 1979 | SEA | 55 | -2.29 | #466 | #87,086 |
| 1980 | CAL | 37 | -2.29 | #501 | #86,677 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1973 | MON | 4 | -2.37 | #227 | #37,179 |
| 1974 | MON | 46 | 0.11 | #121 | #17,925 |
| 1975 | MON | 15 | -2.91 | #286 | #44,218 |
| 1977★ | SEA | 47 | 0.21 | #133 | #17,488 |
| 1978 | SEA | 19 | -3.59 | #351 | #48,665 |
| 1979 | SEA | 55 | -0.88 | #185 | #22,645 |
| 1980 | CAL | 37 | -2.71 | #282 | #41,977 |
★ Best season by Z