P · 10 seasons · 1983 – 1994 · B/T: L/L
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1983 | CLE | 11 | -2.26 | #494 | #83,790 |
| 1984 | CLE | 63 | -2.28 | #520 | #85,716 |
| 1985 | SF | 28 | -2.28 | #734 | #84,991 |
| 1987 | TEX | 2 | -2.28 | #490 | #85,050 |
| 1988 | TEX | 5 | -2.22 | #479 | #78,807 |
| 1989 | TEX | 22 | -2.25 | #520 | #82,565 |
| 1990 | TEX | 44 | -2.19 | #504 | #75,986 |
| 1991★ | TEX | 70 | -1.97 | #433 | #50,628 |
| 1992 | TEX | 6 | -2.19 | #525 | #76,350 |
| 1994 | FLA | 4 | -2.25 | #508 | #82,255 |
★ Best season by Z
| Season ↑ | Tm | G | Z | Szn | All-Time |
|---|---|---|---|---|---|
| 1983 | CLE | 11 | -2.13 | #254 | #33,511 |
| 1984 | CLE | 63 | -0.25 | #165 | #19,524 |
| 1985 | SF | 28 | -2.60 | #301 | #40,453 |
| 1987 | TEX | 2 | -3.41 | #390 | #47,818 |
| 1988 | TEX | 5 | -3.69 | #419 | #48,996 |
| 1989★ | TEX | 22 | 0.94 | #137 | #14,838 |
| 1990 | TEX | 44 | -0.08 | #181 | #18,765 |
| 1991 | TEX | 70 | -2.11 | #302 | #33,208 |
| 1992 | TEX | 6 | -3.40 | #400 | #47,770 |
| 1994 | FLA | 4 | -2.57 | #357 | #40,043 |
★ Best season by Z