P · 7 seasons · 1982 – 1988 · B/T: R/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1982 | SEA | 78 | -2.23 | #491 | #80,397 |
| 1983 | SEA | 68 | -2.26 | #494 | #83,792 |
| 1984 | SEA | 51 | -2.24 | #503 | #81,297 |
| 1985 | SEA | 76 | -2.24 | #482 | #81,339 |
| 1986 | LAD | 60 | -2.35 | #738 | #91,733 |
| 1987 | CLE | 55 | -2.28 | #490 | #85,052 |
| 1988★ | TEX | 26 | -2.22 | #479 | #78,807 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1982★ | SEA | 78 | 3.15 | #67 | #8,728 |
| 1983 | SEA | 68 | 0.29 | #149 | #17,177 |
| 1984 | SEA | 50 | -1.91 | #232 | #30,451 |
| 1985 | SEA | 76 | -1.33 | #215 | #25,458 |
| 1986 | LAD | 60 | -2.05 | #245 | #32,312 |
| 1987 | CLE | 55 | -3.06 | #360 | #45,513 |
| 1988 | TEX | 26 | -1.82 | #241 | #29,431 |
★ Best season by Z