P · 7 seasons · 1981 – 1987 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1981 | SEA | 5 | -2.26 | #504 | #83,101 |
| 1982★ | SEA | 9 | -2.23 | #491 | #80,397 |
| 1983 | SEA | 35 | -2.26 | #494 | #83,788 |
| 1984 | SEA | 27 | -2.28 | #520 | #85,717 |
| 1985 | DET | 8 | -2.24 | #482 | #81,337 |
| 1986 | SD | 18 | -2.35 | #738 | #91,732 |
| 1987 | KC | 17 | -2.28 | #490 | #85,052 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1981 | SEA | 5 | -0.85 | #178 | #22,487 |
| 1982★ | SEA | 9 | 0.63 | #130 | #15,917 |
| 1983 | SEA | 35 | -0.18 | #169 | #19,232 |
| 1984 | SEA | 27 | -3.40 | #354 | #47,803 |
| 1985 | DET | 8 | -2.54 | #295 | #39,569 |
| 1986 | SD | 18 | -1.40 | #213 | #25,888 |
| 1987 | KC | 17 | -2.65 | #314 | #41,292 |
★ Best season by Z