P · 9 seasons · 1981 – 1990 · B/T: R/R
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1981 | PHI | 4 | -2.26 | #504 | #83,102 |
| 1982 | PHI | 13 | -2.23 | #491 | #80,396 |
| 1983 | CLE | 7 | -2.26 | #494 | #83,790 |
| 1985 | CLE | 33 | -2.24 | #482 | #81,336 |
| 1986 | SEA | 11 | -2.31 | #503 | #89,035 |
| 1987 | SEA | 39 | -2.28 | #490 | #85,050 |
| 1988 | SEA | 47 | -2.22 | #479 | #78,807 |
| 1989 | SEA | 52 | -2.25 | #520 | #82,565 |
| 1990★ | BOS | 33 | -2.19 | #504 | #75,986 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1981 | PHI | 4 | -3.25 | #315 | #46,945 |
| 1982 | CLE | 13 | -2.11 | #238 | #33,137 |
| 1983 | CLE | 7 | -3.48 | #356 | #48,193 |
| 1985 | CLE | 33 | 0.58 | #135 | #16,084 |
| 1986 | SEA | 11 | -1.30 | #207 | #25,242 |
| 1987★ | SEA | 39 | 1.18 | #136 | #14,030 |
| 1988 | SEA | 46 | -1.37 | #216 | #25,683 |
| 1989 | SEA | 52 | 0.73 | #143 | #15,546 |
| 1990 | BOS | 33 | -2.40 | #354 | #37,587 |
★ Best season by Z